Smaug, Wicked Worm

a Dragon deals combat damage — 236 cards in Smaug's colors can cause this (Smaug is one).

1. Parapet Thrasher — When Smaug, Wicked Worm deals combat damage, Parapet Thrasher triggers

a Dragon attacks — 236 cards in Smaug's colors can cause this (Smaug is one).

When Smaug, Wicked Worm attacks:

1. Utvara Hellkite — makes a token
2. Kolaghan, the Storm's Fury — gives +1/+0
3. Invasion of Tarkir // Defiant Thundermaw — deals 2 damage

a nontoken Dragon enters the battlefield — 243 cards in Smaug's colors can cause this (Smaug is one).

1. Lathliss, Dragon Queen — When Smaug, Wicked Worm enters, Lathliss, Dragon Queen makes a token

a Dragon enters the battlefield — 271 cards in Smaug's colors can cause this (Smaug is one).

When Smaug, Wicked Worm enters:

1. Dragon Tempest — deals damage
2. Sarkhan, Dragon Ascendant — puts a +1/+1 counter on itself
3. Ganax, Astral Hunter — makes a token
4. Scourge of Valkas — deals damage
5. Bladewing's Thrall — returns itself from the graveyard
6. Dragon's Hoard — puts a gold counter on itself
7. Spit Flame — returns itself from the graveyard
8. Corroding Dragonstorm — triggers
9. Breaching Dragonstorm — triggers

life is lost — 2,457 cards in Smaug's colors can cause this (Smaug is one).

When Smaug, Wicked Worm 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 Mastery — triggers
8. Lich's Tomb — sacrifices a permanent
9. Gonti's Machinations — puts a counter on a permanent you control

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

a token is created — 1,303 cards in Smaug's colors can cause this (Smaug is one).

When Smaug, Wicked Worm makes a Treasure token:

1. Idol of Oblivion — draws you 1 card
2. Mirkwood Bats — makes each opponent lose 1 life

a card is drawn — 1,181 cards in Smaug's colors can cause this (Smaug is one).

When Smaug, Wicked Worm 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. Spiteful Visions — deals 1 damage
6. Moonring Mirror — exiles a card from your library

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

an artifact enters the battlefield — 3,087 cards in Smaug's colors can cause this (Smaug is one).

When a Treasure enters thanks to Smaug, Wicked Worm:

1. Underhanded Designs — makes each opponent lose 1 life
2. Hedron Detonator — deals 1 damage
3. Pactdoll Terror — makes each opponent lose 1 life
4. Machinesmith Automaton — puts a +1/+1 counter on itself
5. Oreplate Pangolin — puts a +1/+1 counter on itself
6. Arcbound Crusher — puts a +1/+1 counter on itself
7. Towashi Songshaper — gets +1/+0
8. Arcbound Condor — shrinks a creature by -1/-1
9. Glaze Fiend — gets +2/+2
10. Quicksmith Genius — draws and discards

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

anything attacks — 6,499 cards in Smaug's colors can cause this (Smaug is one).

When Smaug, Wicked Worm attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Grim Javelineer — gives +1/+0
3. ED-E, Lonesome Eyebot — puts a quest counter on itself
4. Fire Navy Trebuchet — makes a token
5. Inti, Seneschal of the Sun — triggers
6. Gut, True Soul Zealot — sacrifices a creature or artifact
7. Cool but Rude — draws and discards

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

a creature attacks — 6,499 cards in Smaug's colors can cause this (Smaug is one).

When Smaug, Wicked Worm attacks:

1. Adaptive Omnitool — searches a library
2. Anthem of Rakdos — gives +2/+0
3. Chorale of the Void — brings a card back
4. Saw — sacrifices a creature
5. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
6. Ultima Weapon — kills a creature an opponent controls

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

a creature blocks — 6,499 cards in Smaug's colors can cause this (Smaug is one).

When Smaug, Wicked Worm blocks:

1. Tide of War — sacrifices a creature
2. Dead-Iron Sledge — kills a creature

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

a creature enters the battlefield — 7,209 cards in Smaug's colors can cause this (Smaug is one).

When Smaug, Wicked Worm enters:

1. Slash, Reptile Rampager — deals 2 damage
2. Gimli of the Glittering Caves — puts counters on a permanent
3. Wingnut, Bat on the Belfry — grants flying, haste and menace
4. Raphael, Most Attitude — exiles a card from your library

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