ST modules & Rainbow

Updated: 8 October 2026

Module sets for each ST and which ST parts to take to LV MAX (Rainbow), from Malthus and Dragon to Prisma and Avalanche.

Ads help keep this site running. If you don’t mind, allow ads on it in your ad blocker.

ST modules and ST parts + LV MAX (Rainbow): Malthus, Dragon, Thanatos, Aglow, Rex

Modules	Pilot / ST / class	ST parts + LV MAX
ThunderCloud FES · Malthus When executing an AoE attack, for every 1 target hit: DMG +6% before combat for 2 turns. Up to 5 stacks.	Eileen Malthus Medium	When executing an AoE attack: DMG +18% LV MAX If 3 or more targets are hit, apply movement −1 for 2 turns.
Enlightenment Core · Dragonrider When attacking with a skill that costs 3 AP or more: DMG +10% and Hit Rate +10%. For every additional AP spent, effect +2%, up to 16%.	Camilla Dragonrider Heavy	When initiating combat, if the target can retaliate: DMG Taken −18% LV MAX After initiating combat, restores 25% HP of DMG dealt.
Thermostatic Mod · Thanatos When actively attacking, if 3 or more targets are hit, restore 1 AP after combat. Can only trigger 1 time per turn.	Erisa Thanatos Heavy	When HP is higher than 80%: DMG +9%, DMG Taken −9% LV MAX At the start of the action, restores 8% HP.
Slipstream Chip · Aglow Repair AMT +15%. With a single-target repair skill, if the target’s HP is below 90%, applies movement +1 to the target for 1 turn.	Lorna Aglow Medium	When performing active repairs on the part with the lowest HP: Repair AMT +36% LV MAX This skill can repair 1 additional destroyed part.
M-SWR Scope · Rex After initiating combat, if Re-ATK is triggered: DMG +6% for 2 turns. Up to 5 stacks.	Kelly Rex Light	For each buff possessed, DMG +4.5%, up to 18% LV MAX The duration of buffs gained increases by 1. This effect cannot stack with similar effects.

ST modules and ST parts + LV MAX (Rainbow): Euclase, Mithrill, Ranger, Rev-02, Rev-00, Rev-01

Modules	Pilot / ST / class	ST parts + LV MAX
Triangular Frame · Euclase Under any allied terrain effect: DMG dealt +15% and DMG Taken −15%.	Tiphys Euclase Heavy	If there are 2 or more allies within 2 adjacent tiles: DMG +9%, DMG Taken −9% LV MAX Activates an aura: allies within 2 adjacent tiles get DMG +5% and DMG Taken −5%.
Supercomputer Type-R · Mithril When actively attacking, for each debuff applied: DMG +6% for 2 turns. Up to 5 stacks.	Fia Mithril Medium	When actively attacking, DMG +18% against debuffed targets LV MAX When applying debuffs, duration +1.
Cavalry System · Ranger If both arms hold the same weapon: DMG +20%.	Dean Ranger Heavy	When HP is higher than 80%: DMG +18% LV MAX Any arm that takes excess DMG is not destroyed. 4-turn trigger interval.
Conflux Hub · REV-02Pressurized Accumulator · REV-02 4 modules (1 and 2) Doubles the levels of modules installed in the Body and legs. (3 and 4) When actively attacking, for every 1 AP spent: Hit Rate +2.5% and DMG +2.5%, up to 10%.	Asuka REV-02 Light	If there are no allies within 2 adjacent tiles: DMG +18% LV MAX At the start of the action, if there are no allies within 2 adjacent tiles: the AP cost of the first attack started this turn −1, to a minimum of 1 AP.
Ascendancy Core · REV-00 In combat, every 5 hits: DMG +5% and fixed DMG +5% for 2 turns. Up to 5 stacks.	Rei REV-00 Heavy	If there are enemy units within 2 adjacent tiles: DMG +9%, DMG Taken −9% LV MAX Immune to percentage-based fixed DMG.
Rebuilder Fixture · REV-01Assaulter Fixture · REV-01 2 modules (1) When any arm is destroyed, restores 50% HP to 1 arm. 3-turn trigger interval. (2) When initiating combat, if the target cannot retaliate: DMG +15%.	Shinji REV-01 Medium	For each buff possessed, DMG +4.5%, up to 18% LV MAX The duration of buffs gained increases by 1. This effect cannot stack with similar effects.

ST modules and ST parts + LV MAX (Rainbow): Fiercejaw, Igniter, Ouroboros, Odysseus, S.Rabbit, Erinys

Modules	Pilot / ST / class	ST parts + LV MAX
Auto-Adaptive Mod · FierceJaw In combat against an enemy with no destroyed parts: DMG +25%.	Cassha FierceJaw Heavy	When attacking with 2 weapons of the same type at once: DMG +18% LV MAX Assault weapon range +1 when retaliating.
Lumiflow Lidar · Igniter When attacking, for every 1 tile to the target: DMG +5%, up to 25%.	Arthur Igniter Medium	If the distance moved before attacking is 2 or less: DMG +18% LV MAX At the end of the action, gains 1 AP. 1-turn trigger interval.
Immaculateur · Ouroboros When a Fighter attacks: DMG +18%, with an extra 12% against the part with the highest HP.	Ophelia Ouroboros Light	In combat against enemies within 2 tiles: DMG +18% LV MAX When initiating combat and hitting, steals 1 AP from the target. Can only trigger 1 time per turn.
Kinetic Monitor · Odysseus When performing a single-target repair, if the target’s HP is 100%, gains a buff: the AP cost of the first skill used −1, to a minimum of 1 AP.	Anderson Odysseus Medium	If allies within 2 tiles have HP above 50%: DMG Taken −12% LV MAX After repairing, can activate Re-ATK once per turn. Cannot move before attacking.
Rad-Synchronizer · Shadowrabbit For each buff gained: DMG +6% for 2 turns, up to 30%.	Fregata Shadowrabbit Light	In combat with a target at Ideal Range: DMG +18% LV MAX In combat with a target at Ideal Range: bullets +1.
Mirror Matrix · Erinys When attacking, for each combo (hit): DMG +5%, up to 30%. Resets after the attack.	Rosa: Judgement Erinys Medium	If the target is within attack range: DMG +18% LV MAX Activates extra effects of the socketed modules:

ST modules and ST parts + LV MAX (Rainbow): Alicorn, Tengshe, Arbiter, Kagemusha, Fenrir, Hasteraze

Modules	Pilot / ST / class	ST parts + LV MAX
Energy Booster · Alicorn If there are enemies within the current weapon’s range: DMG +15%. For each additional enemy, DMG rises by another 2.5%, up to 30%.	Paloma Alicorn Heavy	If the unit did not move before an active attack: Crit Rate +24% LV MAX For each critical hit, Crit DMG +3% after combat. Up to 15%.
Flame Core · Tengshe When using a skill that costs 3 AP or more: DMG +20%. For each additional AP spent, the effect rises by 5%, up to 35%.	Matilda Tengshe Light	In combat, if your HP percentage is greater than or equal to the target’s: DMG +18%. If the attack is not active, another +12% LV MAX If 5 or more AP are spent, 1 AP is restored.
Fireweaver Chip · Arbiter When attacking with a tactical weapon: DMG +15%. For every 1 round in the magazine, the effect rises by 5%, up to 35%.	Rosemary Arbiter Medium	When attacking with a code skill: DMG +18% LV MAX When attacking with a tactical weapon, if 3 or more targets are hit, 1 round is randomly loaded after the attack. Triggers once per turn.
Zanshin · Kagemusha After dealing Fixed DMG or AoE DMG: DMG +6% for 2 turns. Up to 5 stacks.	Adele Kagemusha Heavy	When attacking enemies on any terrain: DMG +18% LV MAX Fixed DMG +25%.
Hrodvitnir Unit · Fenrisúlfr When initiating combat, 20% chance to trigger Flurry Strike at 0.25x DMG. For every 15% HP lost, the chance rises by 20%.	Wyatt Fenrisúlfr Medium	When attacking while your HP is below 60%: ignores 35% of the target’s Armor, Dodge +18% LV MAX ST movement +1, ignores unit obstacles when moving. Flurry Strike upgrades to Gutsy Strike.
Flash Array · Hasteraze DMG +10%. When attacking, DMG rises by another 25%. Decreases by 5% after each attack and resets after destroying any target.	Ada Hasteraze Light	When attacking a target with HP above 60%: DMG +18% LV MAX Lower area of the unlocked Neural Drive: computing power +3.

ST modules and ST parts + LV MAX (Rainbow): Snowyowl, Prometheus, Colossus, Nightglow, Hector, Illusion

Modules	Pilot / ST / class	ST parts + LV MAX
Sentinel Unit · Snowyowl After an active repair, gives DMG +15% to all repaired targets for 2 turns. If the target already has DMG UP, the effect rises by 5%, up to 25%.	Sapientia Snowyowl Medium	When performing active repairs: Repair AMT +12%, with an extra 24% for the part with the lowest HP LV MAX If this unit or its summoned unit takes excess DMG, they are not destroyed. Triggers once per battle.
Heartsplitter Mod · Prometheus For each debuff applied in combat: DMG +5% and the debuff “enemy DMG Taken +2%” for 2 turns. Up to 5 stacks.	Veronica Prometheus Light	When actively attacking: Crit Rate +20%. If the attack does not crit, the next attack’s Crit Rate +15%. Resets on a critical hit. LV MAX When Aiming, skill multiplier +0.1.
Iron Rain Mod · Colossus When attacking with a tactical weapon: DMG +15%. For every 1 round spent, DMG +4% for 2 turns. Up to 5 stacks.	Verna Colossus Heavy	When hit by an attack, if there is no temporary HP: any intact part with HP at or below 70% gains temporary HP equal to 15% of that part’s max HP LV MAX When gaining temporary HP, gives DMG +15% and Hit Rate +15% to itself and 1 random ally within 2 tiles for 2 turns.
Air Glow Mod · Nightglow When actively attacking, for every 1 AP spent: DMG +5% before combat, up to 35%. Decreases by 10% after combat.	Collin Nightglow Medium	When attacking, if there are allies within 4 tiles of the target: DMG +18% LV MAX At the end of the action, if 2 attacks or code skills were used this turn, restores 1 AP.
Rebel Mod · Hector When attacked, for every 1 dodge: DMG +2.5%, up to 35%. Decreases by 10% at the end of the action.	Zoey Hector Light	When attacked, if the enemy’s Hit Rate is at most 70%: retaliation DMG +24% LV MAX For each retaliation, skill multiplier +0.05, up to 0.15. Resets at the end of the action.
Wayward Engine · Illusion For every 1 target under a repair effect: fixed DMG +6%, AoE DMG +6% and Repair AMT +4% for 2 turns. Up to 5 stacks.	Martini Illusion Light	Repair AMT +12%. With a single-target repair skill, Repair AMT another +12% LV MAX After non-attack code skills, the AP cost of the next active attack −1. After an active attack, the AP cost of the next non-attack skills −1.

ST modules and ST parts + LV MAX (Rainbow): Wataru, S.Tiger, Bawang, Monarchy

Modules	Pilot / ST / class	ST parts + LV MAX
Dragon's Might - Rising Wind · HuilongDragon's Might - Unfettered · HuilongDragon's Might - Enlightenment · Huilong 5 modules (1) When actively attacking: DMG +15%; the effect doubles against bosses. (2,3) With a melee weapon equipped: DMG +5%. With a shield equipped: DMG Taken −5%. The effect doubles against bosses. (4) Ignores unit obstacles when moving; if the pilot is Wataru: movement +1 and the Jetpack effect. (5) Activates an aura: allied units within 3 tiles get DMG +3%. If the pilot is Wataru, the effect doubles.	Wataru Huilong Heavy	For every 1 AP held: DMG +3%, up to 24% LV MAX When initiating combat with a skill that costs 6 AP or more, this attack cannot be dodged and cannot trigger Quick Draw or Vigilant Shot; it is a guaranteed crit.
Shadow Strike Mod · ShadowtigerTiger Soul - Unbound · Shadowtiger 2 modules (1) Assault weapons: DMG +15%; Crit Rate rises by 5% for every 1 bullet, up to 30%. (2) Ignores unit obstacles when moving. If the pilot is Toraoh: movement is not reduced when the legs are destroyed, and gains the Jetpack effect.	Toraoh Shadowtiger Light	For each buff or debuff on the unit: DMG +3%, up to 24% LV MAX If the unit has 6 or more buffs or debuffs, assault weapon bullets +1.
Sentry Mod · Bawang Before a Link Attack, DMG +5% and Crit Rate +2% for 2 turns. Up to 5 stacks.	Lexuan Bawang Medium	DMG +12%, with an extra 12% on the 5th and later hits LV MAX When attacking with 2 assault weapons, multiplier +0.05. Stack limit of [DMG +5%, Crit Rate +2%] +3; gains 4 stacks at the start of combat.
Discipline Mod · Monarch When actively attacking with a sniper rifle, each successful hit raises DMG and Crit Rate by 4% for 2 turns. Up to 5 stacks.	Audrey Monarch Medium	In combat, if your HP percentage is greater than or equal to the target’s: DMG +24% LV MAX When actively attacking, if there is an ally within 3 tiles: AP cost −1. Triggers 1 time per turn.

ST modules and ST parts + LV MAX (Rainbow): Demiurge, Martyr, Benxiao, Fluorite

Modules	Pilot / ST / class	ST parts + LV MAX
True Knowledge System · Demiurge 2 modules (1) When actively attacking: DMG +20%; if the weapon type used differs from the previous one, another +15%. (2) Removes limits and enhances all forms: Vanguard Form: Crit Rate and Crit DMG +10%; ST movement +1; when actively attacking with melee and ranged weapons, DMG and Crit Rate +15%. Assault Form: bullets +1; can activate Link Attack at 0.2x DMG up to 2 times per turn; when attacking with assault weapons, bullets +1. Tactical Form: when using tactical weapons, for every 1 AP spent, Hit Rate +3%, up to 15%; attacks do not use ammo, and after combat you can keep moving with the remaining movement; on active tactical weapon attacks, for every 1 AP spent, DMG +5%, up to 25%. Virtual Form: AP cost −1, final DMG +15%, movement +1; can act twice; cannot be targeted by Quick Draw, Vigilant Shot, Add Strike or Parry.	Hailis Demiurge Heavy	For every 1 different profession in the team: DMG +6%, up to 24% LV MAX If the team has 4 or more different professions: initial AP +1 and AP recovery +1.
Thorn Circuit · Martyr If there is at least one enemy within 1 ring: DMG Taken −15% and DMG +15%. For each additional enemy within 1 ring, another +5% DMG, up to +15%.	Maat Martyr Heavy	DMG +12%. When attacking, another +1.5% DMG for each combo hit, up to +24% LV MAX On active attacks, from the 6th hit on the target onward, skill multiplier +0.1. Resets after the attack.
Flame Chaser · Benxiao DMG +10%. For every 2 tiles of total movement, another +5% DMG for 2 turns. Up to 25%.	Tang Benxiao Light	DMG +12%; another +2% DMG for each allied Burning Terrain tile on the battlefield, up to +18% LV MAX After an active attack, the next active attack +0.05. If the target is not destroyed, movement +1 tile.
Eclipse Fire Core · Flourite When attacking with a tactical weapon: Crit Rate +20% and DMG +15%.	Hardaway Flourite Medium	When actively attacking, if the target is 5 or more tiles away: DMG +24% LV MAX When using a tactical weapon, for every 4 debuffs applied, loads 1 round and applies [Movement −1] for 2 turns.

ST modules and ST parts + LV MAX (Rainbow): Portents, Gladiator, Mobiux, Nephthys, Nidhogg

Modules	Pilot / ST / class	ST parts + LV MAX
Annihilation Drive · Portent After attacking: DMG +4% and the DMG of allies taking part in this attack +2% for 2 turns. Up to 5 stacks.	Bertha Portent Heavy	When attacking: DMG +12%. For every 1 tile of distance to the target, DMG +2%, up to 24% LV MAX If the target is 5 or more tiles away, skill multiplier +0.1. The effect doubles on non-active attacks.
Tempered Frame · Gladiator If both arms and the backpack are equipped with weapons: DMG +30%.	Giselle Gladiator Medium	When using code skills: DMG +12% and another 3% for each hit, up to 24% LV MAX When actively attacking, weapon multi-hits +1; if a part is destroyed, movement +1 for 1 turn.
Your turn: firepower gains a bonus equal to 15% of your Dodge. Enemy turn: Dodge gains a bonus equal to 15% of your firepower.	Kaidan The Invincible MobiuX Light	DMG +24% against enemies within 2 tiles; DMG Taken −24% from attacks beyond 2 tiles LV MAX Beneficial Effects trigger chance +10%. When attacking, DMG is calculated from the highest of the pilot’s six attributes.
DMG +15%. Each time a debuff is applied, DMG +4% for 2 turns. Up to 5 stacks.	Ann Nephthys Medium	DMG +12%. Another +1.5% DMG for each debuff active on all enemies, up to 12% LV MAX On active attacks, 25% chance to trigger Flurry Strike at 0.25 DMG. For each debuff on the target, the Flurry Strike chance rises by 25%.
DMG Taken −15% from debuffed enemies; DMG +15% against debuffed enemies. Plus DMG +3% for each extra debuff on the target, up to 30%.	Blackout Nidhogg Heavy	When attacking a target with 1 or more debuffs: after combat, all intact parts gain temporary HP equal to 1.5% of the unit’s max HP, stacking up to 24% LV MAX Activates an aura: enemy units within 3 tiles get skill multiplier −0.1 when attacking (if the effective weapon is a missile, the effect drops to 1/4). For each enemy under the aura, your skill multiplier +0.025, up to +0.1.

ST modules and ST parts + LV MAX (Rainbow): Prisma, Asteria, Avalanche; Lustre’s special effect

Modules	Pilot / ST / class	ST parts + LV MAX
When attacking with a tactical weapon: DMG +20%. If both shoulder weapons fire at once: Crit Rate +15%.	Niall Prism Medium	While the unit is not at full HP: DMG +24% LV MAX When attacking, gains skill multiplier +0.025 for each ally not at full HP, up to +0.1 (if the effective weapon is a missile, the effect drops to 1/4).
Gains 2 stacks of [DMG +5%, Crit Rate +4%] with each of your attacks for 2 turns. Up to 5 stacks. After the action, if there is an enemy within 3 tiles, gains 1 stack of [DMG +5%, Crit Rate +4%].	Lustre Asteria Light	If the two arm slots hold weapons of different types: DMG +24% LV MAX After using any code skill, your next active attack’s multiplier +0.1.
Limit Unlocked — gains the following effects: Mecha Form: when attacking, if Hit Rate is 85% or higher, the attack cannot miss. DMG +20%, DMG Taken −20%, Crit Rate +10%. Patrol Form: movement +1 and vision +1. Cannot change equipment. Movement type becomes Flying; Dodge +20%. Flying: ignores low obstacles and enemy units when moving; melee weapons can attack airborne targets; cannot be targeted by melee weapons; does not trigger ground terrain effects; line of sight passes through low obstacles. If Form Conversion has been used 2 or more times, gains 1 AP; otherwise gains 1 Transformation Energy stack. Form Conversion changes the ST’s form. With Lustre as pilot: lower area of the unlocked Neural Drive, computing power +3. Transformation Energy is spent on Form Conversion. Up to 5 stacks (energy) can be stored.	Lustre Asteria Light	—
HP +15%. If you did not move before attacking: DMG +25%.	Alena Avalanche Heavy	DMG +12%. If there are 2 or more enemies within attack range: DMG +6% for each additional enemy, up to +12% LV MAX Fixed DMG +25%. When attacking, gains firepower equal to 2% of current HP.

Ads help keep this site running. If you don’t mind, allow ads on it in your ad blocker.