Doctor Doom, Unrivaled

a Villain enters the battlefield — 99 cards in Doctor Doom's colors can cause this (Doctor Doom is one).

When Doctor Doom, Unrivaled enters:

1. Doom Reigns Supreme — makes each opponent lose 1 life
2. Crossbones, Malicious Mercenary — puts a +1/+1 counter on itself
3. Yellowjacket, Heartless Marauder — gets +1/+0
4. Swordsman, Sharp Scoundrel — triggers
5. Baron Strucker, HYDRA Overlord — draws and discards

life is gained — 642 cards in Doctor Doom's colors can cause this (Doctor Doom is one).

When Doctor Doom, Unrivaled gains life:

1. South Wind Avatar — makes each opponent lose 1 life
2. Veinwitch Coven — brings a card back
3. Lich's Mastery — draws you that many cards
4. Wall of Limbs — puts a +1/+1 counter on itself
5. MACH-1, Swooping Scoundrel — surveils
6. Enduring Tenacity — makes each opponent lose life equal to that much
7. Nazar, the Velvet Fang — puts a feeding counter on itself
8. Citizen V, Helmut Zemo — puts a counter on a Villain
9. Bloodbond Vampire — puts a +1/+1 counter on itself
10. Leech Collector // Bloodletting — becomes prepared

13 other cards care about it too. These are the ones with the most connections.

life is lost — 1,256 cards in Doctor Doom's colors can cause this (Doctor Doom is one).

When Doctor Doom, Unrivaled makes a player lose life:

1. The Master of Lake-town — mills a card
2. Intermediate Chirography — puts a counter on a creature
3. Vilis, Broker of Blood — draws you that many cards
4. Vengeful Warchief — puts a +1/+1 counter on itself
5. Moonstone Harbinger — gives +1/+0
6. Oath of Lim-Dûl — sacrifices an enchantment
7. Lich's Tomb — sacrifices a permanent
8. Gonti's Machinations — puts a counter on a permanent you control

18 other cards care about it too. These are the ones with the most connections.

a card is drawn — 789 cards in Doctor Doom's colors can cause this (Doctor Doom is one).

When Doctor Doom, Unrivaled makes a player draw a card:

1. Starving Revenant — makes each opponent lose 1 life
2. Diviner's Wand — gets +1/+1
3. Psychosis Crawler — makes each opponent lose 1 life
4. Sheoldred, the Apocalypse — gains you 2 life
5. Moonring Mirror — exiles a card from your library

10 other cards care about it too. These are the ones with the most connections.

a creature attacks — 3,478 cards in Doctor Doom's colors can cause this (Doctor Doom is one).

When Doctor Doom, Unrivaled attacks:

1. Adaptive Omnitool — searches a library
2. Chorale of the Void — brings a card back
3. Staff of Titania — makes a token
4. Inquisitorial Rosette — makes a token
5. Wand of Orcus — grants deathtouch
6. Andúril, Flame of the West — makes 2 tokens
7. Saw — sacrifices a creature
8. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
9. Ultima Weapon — kills a creature an opponent controls
10. Throwing Knife — sacrifices itself

45 other cards care about it too. These are the ones with the most connections.

anything attacks — 3,478 cards in Doctor Doom's colors can cause this (Doctor Doom is one).

When Doctor Doom, Unrivaled attacks:

1. Grim Javelineer — gives +1/+0
2. ED-E, Lonesome Eyebot — puts a quest counter on itself
3. Fire Navy Trebuchet — makes a token
4. Stensian Sanguinist // Exsanguinate — grants deathtouch
5. Rev, Tithe Extractor — grants deathtouch
6. Boggart Prankster — gives +1/+0
7. Within Range — makes each opponent lose life
8. Curse of Disturbance — makes a token
9. Dawnsire, Sunstar Dreadnought — deals 100 damage
10. Twins of Discord — triggers

7 other cards care about it too. These are the ones with the most connections.

a creature blocks — 3,478 cards in Doctor Doom's colors can cause this (Doctor Doom is one).

When Doctor Doom, Unrivaled blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Barrow-Blade — strips abilities
3. Dead-Iron Sledge — kills a creature

3 other cards care about it too. These are the ones with the most connections.

a creature deals combat damage — 3,478 cards in Doctor Doom's colors can cause this (Doctor Doom is one).

1. Hive Mind Coprocessor — When Doctor Doom, Unrivaled deals combat damage, Hive Mind Coprocessor makes you lose life

62 other cards care about it too. These are the ones with the most connections.

a creature is cast — 3,493 cards in Doctor Doom's colors can cause this (Doctor Doom is one).

When Doctor Doom, Unrivaled is cast:

1. Endrek Sahr, Master Breeder — makes that spell's mana value tokens
2. Oketra's Monument — makes a token
3. Bontu's Monument — makes each opponent lose 1 life
4. Vanquisher's Banner — draws you 1 card
5. Skittering Horror — sacrifices itself
6. Skittering Skirge — sacrifices itself
7. Skittering Monstrosity — sacrifices itself
8. Hazoret's Monument — draws and discards

10 other cards care about it too. These are the ones with the most connections.