Legendary Creature — Gamma Berserker Hero

Reach, trample
Enrage — Whenever The Incredible Hulk is dealt damage, put a +1/+1 counter on him. If he's attacking, untap him and there is an additional combat phase after this phase.

The Incredible Hulk

Marvel Super Heroes

Legendary Creature — Human Scientist Hero

{X}{X}, {T}: Draw X cards. Activate only as a sorcery.
{2}{R}{R}{G}{G}: Transform Bruce Banner. Activate only as a sorcery.

Bruce Banner

Legendary Creature — Gamma Berserker Villain

Reach, trample
Enrage — Whenever Red Hulk is dealt damage, put a +1/+1 counter on him. When you do, he deals damage equal to the number of +1/+1 counters on him to any other target.

Red Hulk

Teenage Mutant Ninja Turtles Source Material

Creature — Dinosaur

Enrage — Whenever this creature is dealt damage, each opponent sacrifices a permanent of their choice.

Silverclad Ferocidons

Teenage Mutant Ninja Turtles

Legendary Creature — Mutant Ninja Turtle

Raphael must be blocked if able.
Enrage — Whenever Raphael is dealt damage, add that much {R}. Until end of turn, you don't lose this mana as steps and phases end.

Raphael, Ninja Destroyer

Foundations Commander

Enrage — Whenever this creature is dealt damage, draw a card.

Ripjaw Raptor

Fallout

Radiation

Strong, the Brutish Thespian

Legendary Creature — Mutant Berserker

Ward {2}
Enrage — Whenever Strong is dealt damage, you get three rad counters and put three +1/+1 counters on Strong.
You gain life rather than lose life from radiation.

Special Guests

Copy

Enrage — Whenever this creature is dealt damage, create a token that's a copy of this creature.

Polyraptor

Jurassic World Collection

Legendary Creature — Dinosaur Mutant

Bloodthirst X (This creature enters with X +1/+1 counters on it, where X is the damage dealt to your opponents this turn.)
Menace
Enrage — Whenever Indoraptor is dealt damage, choose an opponent at random. Indoraptor deals damage equal to its power to that player unless they sacrifice a nontoken creature of their choice.

Indoraptor, the Perfect Hybrid

The Lost Caverns of Ixalan Commander

Enrage — Whenever this creature is dealt damage, put a +1/+1 counter on each other creature you control.

Bellowing Aegisaur

When this creature enters, it fights up to one target creature you don't control.
Enrage — Whenever this creature is dealt damage, it fights up to one target creature you don't control.

Apex Altisaur

Enrage — Whenever this creature is dealt damage, you may search your library for a basic land card, put it onto the battlefield tapped, then shuffle.

Ranging Raptors

Forgotten Realms Commander

Vrondiss, Rage of Ancients

Dragon Spirit

Legendary Creature — Dragon Barbarian

Enrage — Whenever Vrondiss is dealt damage, you may create a 5/4 red and green Dragon Spirit creature token with "When this token deals damage, sacrifice it."
Whenever you roll one or more dice, you may have Vrondiss deal 1 damage to itself.

Modern Horizons 2

Vigilance
Enrage — Whenever this creature is dealt damage, proliferate. (Choose any number of permanents and/or players, then give each another counter of each kind already there.)

Urban Daggertooth

The List

Enrage — Whenever this creature is dealt damage, it deals 2 damage to target opponent or planeswalker.

Frilled Deathspitter

Enrage — Whenever this creature is dealt damage, it deals 5 damage to target creature an opponent controls.

Needletooth Raptor

Saproling

Enrage — Whenever this creature is dealt damage, create a 1/1 green Saproling creature token.

Overgrown Armasaur

Enrage — Whenever this creature is dealt damage, it deals 3 damage to target opponent or planeswalker.

Sun-Crowned Hunters

Flash
Enrage — Whenever this creature is dealt damage, put a +1/+1 counter on it. (It must survive the damage to get the counter.)

Snapping Sailback

Rivals of Ixalan Promos

Enrage — Whenever this creature is dealt damage, exile target creature an opponent controls until this creature leaves the battlefield.

Trapjaw Tyrant

Rivals of Ixalan

Enrage — Whenever this creature is dealt damage, you gain 2 life.

Imperial Ceratops

Enrage — Whenever this creature is dealt damage, put two +1/+1 counters on it. (It must survive the damage to get the counters.)

Siegehorn Ceratops

Enrage — Whenever this creature is dealt damage, untap target permanent.

Cacophodon

Ixalan

Dinosaur

Enrage — Whenever this creature is dealt damage, create a 3/3 green Dinosaur creature token with trample.