Jetmir, Nexus of Revels

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

When Jetmir, Nexus of Revels enters:

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

a Cat deals combat damage — 395 cards in the game can cause this (Jetmir is one).

1. Feline Sovereign — When Jetmir, Nexus of Revels deals combat damage, Feline Sovereign kills an artifact or enchantment an opponent controls

a Cat attacks — 395 cards in the game can cause this (Jetmir is one).

1. Arahbo, Roar of the World — When Jetmir, Nexus of Revels attacks, Arahbo, Roar of the World grants trample

a nontoken Cat enters the battlefield — 396 cards in the game can cause this (Jetmir is one).

1. Arahbo, the First Fang — When Jetmir, Nexus of Revels enters, Arahbo, the First Fang makes a token

a Cat enters the battlefield — 414 cards in the game can cause this (Jetmir is one).

When Jetmir, Nexus of Revels enters:

1. Qasali Slingers — kills an artifact or enchantment an opponent controls
2. Kemba, Kha Enduring — triggers

anything attacks — 17,934 cards in the game can cause this (Jetmir is one).

When Jetmir, Nexus of Revels attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Temmet, Naktamun's Will — draws you 1 card
3. Grim Javelineer — gives +1/+0
4. Invisible Woman — triggers
5. Caesar, Legion's Emperor — sacrifices a creature
6. Guide of Souls — triggers
7. Campsite Cuisine — sacrifices a Food
8. Gossip's Talent — triggers
9. Banon, the Returners' Leader — draws and discards
10. Toph, Earthbending Master — puts a counter on a permanent

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

a creature attacks — 17,934 cards in the game can cause this (Jetmir is one).

When Jetmir, Nexus of Revels attacks:

1. Adaptive Omnitool — searches a library
2. Anthem of Rakdos — gives +2/+0
3. Kindred Discovery — draws you 1 card
4. Invasion of New Capenna // Holy Frazzle-Cannon — puts counters on a permanent
5. Chorale of the Void — brings a card back
6. Jolene, Plundering Pugilist — makes a token
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. Total War — kills a creature

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

a creature blocks — 17,934 cards in the game can cause this (Jetmir is one).

When Jetmir, Nexus of Revels blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Carnage Gladiator — makes a player lose 1 life
3. Barrow-Blade — strips abilities
4. Heat of Battle — deals 1 damage
5. Battle Strain — deals 1 damage
6. Favor of the Woods — gains you 3 life
7. Tide of War — sacrifices a creature
8. Dead-Iron Sledge — kills a creature
9. Dwindle — kills a creature
10. Shield of the Righteous — triggers

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

a nontoken creature attacks — 17,934 cards in the game can cause this (Jetmir is one).

When Jetmir, Nexus of Revels attacks:

1. Mardu Ascendancy — makes a token
2. Basri Ket — makes a token
3. Militia's Pride — makes a token

a creature it boosts — 19,392 cards in the game can cause this (Jetmir is one).

Jetmir, Nexus of Revels gives:

1. Pollywog Prodigy — bigger stats
2. Havengul Lich — bigger stats
3. Saheeli, Radiant Creator — bigger stats
4. Captain Jean-Luc Picard — bigger stats
5. Windrider Wizard — bigger stats
6. Master of Winds — bigger stats
7. Sokka, Bold Boomeranger — bigger stats
8. Rockslide Sorcerer — bigger stats
9. Umara Wizard // Umara Skyfalls — bigger stats
10. Alania, Divergent Storm — bigger stats

19,381 other cards care about it too. These are the ones with the most connections.

a creature it grants abilities to — 19,392 cards in the game can cause this (Jetmir is one).

1. Skyfire Phoenix — Jetmir, Nexus of Revels gives Skyfire Phoenix vigilance

19,390 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 (Jetmir is one).

When Jetmir, Nexus of Revels enters:

1. Slash, Reptile Rampager — deals 2 damage
2. Gimli of the Glittering Caves — puts counters on a permanent
3. Ray Fillet, Wave Warrior — puts a counter on itself
4. Legolas Greenleaf — puts a counter on a permanent
5. The Neutrinos — gets +1/+0
6. Wingnut, Bat on the Belfry — grants flying, haste and menace
7. Aetherstorm Roc — puts a counter on a permanent you control
8. Raphael, Most Attitude — exiles a card from your library

3,028 other cards care about it too. These are the ones with the most connections.

anything enters the battlefield — 26,499 cards in the game can cause this (Jetmir is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Jetmir, Nexus of Revels enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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