Perfect Block is a statistic and a beneficial effect that grants a chance for a Block to reduce all incoming damage to 0.
List of Champions with Perfect Block[]
Buff[]
- Base Abilities
Passive[]
- Base Abilities
- Synergies
- All Champions except Guardian -
Guardian
with Deadpool, Sabretooth, Squirrel Girl or Wolverine
- All Champions except Guardian -
Base[]
- Base Attributes
Longshot
- 15%
Odin
- 10%
Red Guardian
- 1%
- Base Abilities
Captain America 
Captain America (WWII) 
Daredevil (Classic) 
Domino 
Emma Frost 
Invisible Woman 
Magneto 
Morningstar
- With 4 Souls
Red Guardian 
Ronin 
Sentry 
Shuri

Sorcerer Supreme
- while Raggadorr's Resolve is active
Sunspot 
Symbiote Supreme 
Taskmaster 
- Masteries
- Perfect Block - up to 4%
- Synergies
Daredevil (Hell's Kitchen)
- with Hit-Monkey
Doctor Doom
- with M.O.D.O.K. or Red Skull
Gambit
- with Apocalypse, 10% per Kinetic Charge, up to 100%
Gorr
- with Thor (Jane Foster)
Hercules
- with Thor or Thor (Jane Foster)
Hulk (Immortal)
- with Hercules
Human Torch
- with Invisible Woman or Super-Skrull
Iron Fist
- with White Tiger, 4% per Synergy Champion present
Kang the Conqueror
- with Maestro (Cosmic), 3% (6% if fighting the final node in a Quest)
Korg
- with Thor (Jane Foster)
Luke Cage
- with White Tiger, 4% per Synergy Champion present
Maestro
- with Kang the Conqueror, Red Skull or Thanos, 3% (6% if fighting the final node in a Quest)
Man-Thing
- with Psycho-Man, up to 25%
Mister Fantastic
- with Invisible Woman or Super-Skrull
Nova
- with Annihilus, 40% when triggering an Auto-Block, or with White Tiger, 4% per Synergy Champion present
Red Skull
- with Captain America (WWII), 10% per Buff on Red Skull, or Maestro (Cosmic), 3% (6% if fighting the final node in a Quest)
Scorpion
- with Spider-Man (Stark Enhanced) or Spider-Man (Stealth Suit)
Spider-Man (Classic)
- with White Tiger, 4% per Synergy Champion present
Trivia[]
Psylocke
has the lowest base Perfect Block Chance in the game, at -50%.