Venomcrawler

a Demon enters the battlefield — 284 cards in the game can cause this (Venomcrawler is one).

When Venomcrawler enters:

1. Blood Speaker — returns itself from the graveyard
2. Be'lakor, the Dark Master — deals its power damage

an artifact attacks — 1,243 cards in the game can cause this (Venomcrawler is one).

When Venomcrawler attacks:

1. Alibou, Ancient Witness — deals X damage
2. Bio-Asset Allocator — makes each opponent lose 1 life
3. Assaultron Dominator — puts a counter on a permanent
4. Aloy, Savior of Meridian — triggers

an artifact deals combat damage — 1,243 cards in the game can cause this (Venomcrawler is one).

When Venomcrawler deals combat damage:

1. Locutus of Borg — makes a token
2. Sharding Sphinx — makes a token
3. Antagonist Incorporator — makes a token
4. Research Thief — draws you 1 card
5. Thopter Spy Network — draws you 1 card
6. Hive Mind Coprocessor — makes you lose life
7. Pia Nalaar, Chief Mechanic — puts a counter on a permanent you control
8. Automated Assembly Line — triggers

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

a nontoken artifact deals combat damage — 1,243 cards in the game can cause this (Venomcrawler is one).

1. Virulent Silencer — When Venomcrawler deals combat damage, Virulent Silencer puts 2 counters on a permanent

life is gained — 2,076 cards in the game can cause this (Venomcrawler is one).

When Venomcrawler gains life:

1. Dina, Soul Steeper — makes each opponent lose 1 life
2. Marina Vendrell's Grimoire — draws you that many cards
3. South Wind Avatar — makes each opponent lose 1 life
4. Rodolf Duskbringer — grants indestructible
5. Fiendish Panda — puts a +1/+1 counter on itself
6. Veinwitch Coven — brings a card back
7. Cleric Class — puts a counter on a creature
8. Lich's Mastery — draws you that many cards
9. Wall of Limbs — puts a +1/+1 counter on itself
10. Ratchet, Field Medic // Ratchet, Rescue Racer — triggers

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

a creature gets a counter — 2,691 cards in the game can cause this (Venomcrawler is one).

When Venomcrawler gets a counter:

1. Hollowmurk Siege — draws you 1 card
2. Ant-Man, Colony Commander — makes a token
3. Earth Kingdom General — gains you that much life
4. Casey Jones, Back Alley Brute — deals that much damage
5. Generous Patron — draws you 1 card
6. Shalai and Hallar — deals that much damage
7. Danny Pink — draws you 1 card
8. Enduring Scalelord — puts a +1/+1 counter on itself
9. Bold Plagiarist — puts counters on a permanent
10. Mikey & Leo, Chaos & Order — draws you 1 card

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

a creature dies — 2,830 cards in the game can cause this.

1. Ghoulish Procession — When a Zombie dies thanks to Ghoulish Procession, Venomcrawler puts a +1/+1 counter on itself
2. Curse of the Restless Dead — When a Zombie dies thanks to Curse of the Restless Dead, Venomcrawler puts a +1/+1 counter on itself
3. Jadar, Ghoulcaller of Nephalia — When a Zombie dies thanks to Jadar, Ghoulcaller of Nephalia, Venomcrawler puts a +1/+1 counter on itself
4. Tainted Adversary — When a Zombie dies thanks to Tainted Adversary, Venomcrawler puts a +1/+1 counter on itself
5. Diregraf Horde — When a Zombie dies thanks to Diregraf Horde, Venomcrawler puts a +1/+1 counter on itself
6. Hobbling Zombie — When a Zombie dies thanks to Hobbling Zombie, Venomcrawler puts a +1/+1 counter on itself
7. Hornet Cannon — When an Insect dies thanks to Hornet Cannon, Venomcrawler puts a +1/+1 counter on itself
8. Rotten Reunion — When a Zombie dies thanks to Rotten Reunion, Venomcrawler puts a +1/+1 counter on itself
9. Drudge Spell — When a Skeleton dies thanks to Drudge Spell, Venomcrawler puts a +1/+1 counter on itself
10. Amulet of Safekeeping — When a creature dies thanks to Amulet of Safekeeping, Venomcrawler puts a +1/+1 counter on itself

2,820 other cards cause it too. These are the ones with the most connections.

an artifact is cast — 3,683 cards in the game can cause this (Venomcrawler is one).

When Venomcrawler is cast:

1. Mendicant Core, Guidelight — copies a spell
2. Sai, Master Thopterist — makes a token
3. Ravenous Robots — makes a token
4. Pinnacle Emissary — makes a token
5. Mirrodin Besieged — makes a token
6. Poetic Ingenuity — makes a token
7. Digsite Engineer — makes a token
8. Myrsmith — makes a token
9. Riddlesmith — draws you 1 card
10. Dr. Madison Li — puts a counter on a permanent you control

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

a nontoken artifact enters the battlefield — 3,768 cards in the game can cause this (Venomcrawler is one).

When Venomcrawler enters:

1. Ultron, Artificial Malevolence — makes a token
2. The Prydwen, Steel Flagship — makes a token
3. Conquest Mission — puts a quest counter on itself
4. Surge Conductor — proliferates
5. Replication Specialist — makes a token
6. Weapons Manufacturing — makes a token
7. Mirrorworks — makes a token

anything gets a counter — 4,415 cards in the game can cause this (Venomcrawler is one).

1. All Will Be One — When Venomcrawler gets a counter, All Will Be One deals that much damage

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

an artifact enters the battlefield — 4,643 cards in the game can cause this (Venomcrawler is one).

When Venomcrawler enters:

1. Transplant Theorist — draws you 1 card
2. Elvish Archivist — puts 2 +1/+1 counters on itself

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

a creature is cast — 18,010 cards in the game can cause this (Venomcrawler is one).

1. Primeval Bounty — When Venomcrawler is cast, Primeval Bounty makes a token

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

a creature enters the battlefield — 19,800 cards in the game can cause this (Venomcrawler is one).

When Venomcrawler enters:

1. Scurry Oak — puts a counter on itself
2. Fathom Mage — puts a counter on itself
3. Pollywog Prodigy — puts a counter on itself
4. Lonis, Genetics Expert — puts a counter on itself

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