SCIENCE EXPERIMENT

Captain America (Infinity War), Captain America, Hulk, Hulk (Ragnarok)

Science Champions place a Passive Weakness on the Opponent reducing their Attack by 50% except while being struck by them.
Unique Synergy: Does not stack with duplicate synergies.

SCHOOL OF HARD ROCKS

Thing, Korg

Unique Synergy: Does not stack with duplicate synergies.

SATURDAY MORNING CARTOONS

Spider-Ham, Mojo

Unique Synergy: Does not stack with duplicate synergies.

S.H.I.E.L.D. SURVIVAL GEAR

Hawkeye, Black Widow, Black Widow (Deadly Origin), Nick Fury, Quake

Synergy Champions: +7% Attack Rating.
Unique Synergy: Does not stack with duplicate synergies.

S.H.I.E.L.D CLEARANCE

Quake, Black Widow

Quake and Black Widow gain +15% Ability Accuracy, Duration and Potency.

S.H.I.E.L.D AGENTS

Quake, Hawkeye

All Champions gain +[8, 10]% Ability Accuracy.

RUNS IN THE FAMILY

Havok, Cyclops (Blue Team), Cyclops (New Xavier School), Mister Sinister

Unique Synergy: Does not stack with duplicate synergies.

RULE OF LAW

Daredevil (Hell's Kitchen), Daredevil (Classic), Ronan, She-Hulk

Synergy Champions: +10% Attack Rating.
Unique Synergy: Does not stack with duplicate Synergies.

ROYALS

Black Panther, Storm

Unique Synergy: Does not stack with duplicate synergies.

ROTTED SOULS

Iron Man (Infamous), Mephisto

Unique Synergy: Does not stack with duplicate synergies.

ROOMMATES

Spot, Mysterio

Unique Synergy: Does not stack with duplicate synergies.

ROMANCE - MOJO

Mojo

Solo: Mojo only loves himself.
Unique Synergy: Does not stack with duplicate synergies.

ROMANCE

Domino, Colossus, Wolverine

All Teammates gain +[3, 4, 5]% Power Gain.

ROBOT UPRISING

Warlock, Ultron (Classic), Ultron, Vision, Vision (Age of Ultron)

Whenever any teammate would receive a Debuff they are immune to, they gain a Fury Buff, increasing Attack Rating by 60% for 6 seconds.
Unique Synergy: Does not stack with duplicate synergies.

RIVAL METALLURGY

Shuri, Misty Knight

Synergy Members: Shock and Coldsnap effects gain +20% potency and are paused during the Opponent’s Special Attacks.
Unique Synergy: Does not stack with duplicate synergies.

RISE AGAINST THE CONTEST

Magneto (House of X), Apocalypse, Professor X

Unique Synergy: Does not stack with duplicate Synergies.

REVOLUTIONS NEED ARMS

Yellow Jacket, Killmonger, Magneto, Mole Man, Storm (Pyramid X)

Villain Champions: +5% Health Rating.
Unique Synergy: Does not stack with duplicate Synergies.

RESTORATION KIT

Nick Fury, Deadpool (X-Force), Deadpool, Platinum Pool

All Champions except Nick: If Nick is alive, once per fight when a teammate is inflicted with a Bleed, Poison or Shock Debuff he will drop a Restoration Kit, Purifying the Debuff and Regenerating 10% of their max health over 3 seconds.
Unique Synergy: Does not stack with duplicate synergies.

RESPONSIBLE ADULTS

Wong, Shang Chi

Unique Synergy: Does not stack with duplicate synergies.

RESISTANCE IS FUTILE

Nimrod, Omega Sentinel, Sentinel

Robots: If a Robot is defeated. They gain a Self-Repair Cross-Fight which gets consumed when they enter their next Fight, Regenerating 25% of their missing health over 20 seconds. This effect ends early if Stunned.
Unique Synergy: Does not stack with duplicate Synergies.