Qumulox

hits creature — 2,298 cards in the game can cause this.

1. Jalira, Master Polymorphist — Jalira, Master Polymorphist can put Qumulox onto the battlefield from your library
2. Kethek, Crucible Goliath — Kethek, Crucible Goliath can put Qumulox onto the battlefield from your library
3. Polymorph — Polymorph can put Qumulox onto the battlefield from your library
4. Birthing Ritual — Birthing Ritual can put Qumulox onto the battlefield from your library
5. Industrial Advancement — Industrial Advancement can put Qumulox onto the battlefield from your library
6. Killer Instinct — Killer Instinct can put Qumulox onto the battlefield from your library
7. Arthur, Marigold Knight — Arthur, Marigold Knight can put Qumulox onto the battlefield from your library
8. Proteus Staff — Proteus Staff can put Qumulox onto the battlefield from your library
9. Synthetic Destiny — Synthetic Destiny can put Qumulox onto the battlefield from your library
10. Divergent Transformations — Divergent Transformations can put Qumulox onto the battlefield from your library
11. Mass Polymorph — Mass Polymorph can put Qumulox onto the battlefield from your library

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

a Beast creature is cast — 587 cards in the game can cause this (Qumulox is one).

1. Tawnos, the Toymaker — When Qumulox is cast, Tawnos, the Toymaker copies a spell

a Beast enters the battlefield — 632 cards in the game can cause this (Qumulox is one).

1. Totem Speaker — When Qumulox enters, Totem Speaker gains you 3 life
2. Wirewood Savage — When Qumulox enters, Wirewood Savage draws you 1 card
3. Woodland Liege — When Qumulox enters, Woodland Liege draws you 1 card
4. Aether Charge — When Qumulox enters, Aether Charge deals 4 damage

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

When Qumulox 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

111 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 (Qumulox is one).

When Qumulox 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

181 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 (Qumulox is one).

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

18 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 (Qumulox is one).

When Qumulox attacks:

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

a creature deals combat damage — 17,934 cards in the game can cause this (Qumulox is one).

When Qumulox deals combat damage:

1. Locutus of Borg — makes a token
2. Antagonist Incorporator — makes a token
3. Hive Mind Coprocessor — makes you lose life

194 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 (Qumulox is one).

When Qumulox is cast:

1. Primeval Bounty — makes a token
2. Bloodbond March — brings a card back

89 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 (Qumulox is one).

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

299 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 (Qumulox is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Qumulox enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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