Stain (Terror) is a UR card released on October 11, 2026 in Passed Down Power (Update 40).
Stain (Terror)
Hero Killer of Terror
Evolution
- StainBase form
- Stain (Terror)Evolution 1
Evolving
Stain (Terror) evolves from Stain with the following materials:
- x1Stain
- x16Hero Killer's Blade
- x150Quirk Capsule
- x30
Common Essence - x20
Uncommon Essence - x10
Rare Essence - x4
Epic Essence - x4
Evolution Essence - x4
Card Fragment
Stain (Terror)Obtainment
Stats
+0.0% from levels · 100 cap at this prestige
No ascension bonus
Needs A3 and level 100
- HP
- 3,840
- ATK
- 364
- DEF
- 384
- SPD
- 553
Base stat
Base stat
Base stat
Base stat
Recollection
Abilities
Hero KillerPassive
Has Ultra; Activates Ultra whenever this card detonates 
Bleed; Gains +50% Crit Chance; On Hit: Inflict Bleed for 20% of the damage dealt; This card's Bleed can Crit; 
Stunned enemies take 50% more damage from every DoT, from any source; Whenever any ally applies a DoT to a Stunned enemy, that DoT ticks once immediately; Whenever this card attacks an enemy with Damage Reduction, remove 5% of it (Up to 30%).
BloodcurdlePassive
Whenever this card applies Bleed, Stun that enemy for 1 turn (Once per turn per enemy); Attacks against Stunned enemies are guaranteed Crits; Whenever an enemy becomes Stunned, this card deals 100% of its ATK to it as a Crit; Whenever this card Crits, inflict Bleed on that enemy equal to the damage dealt; Whenever an allied 
Quirks card Crits against a Stunned enemy, this card inflicts Bleed on it equal to the damage that Crit dealt; After this card has applied Bleed 10 times to the same enemy, detonate all Bleed on it, dealing 50% more damage per stack.
Ascension 3: 
• Detonates Bleed after 5 applications to the same enemy instead of 10
• The detonation deals 75% more damage per stack instead of 50%
Prestige 2:
• Whenever this card detonates Bleed, every other enemy is inflicted with Bleed equal to 50% of that detonation's damage
Trivia
- Two of the three abilities on his Recollection, "Only All Might", only work while it is equipped on him.
- When he faces All Might, he says "Finally... a real hero.", and All Might replies "Then let me show you what one does."