Guma

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

1. Feline Sovereign — When Guma deals combat damage, Feline Sovereign kills an artifact or enchantment an opponent controls

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

1. Arahbo, Roar of the World — When Guma attacks, Arahbo, Roar of the World grants trample

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

1. Arahbo, the First Fang — When Guma enters, Arahbo, the First Fang makes a token

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

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

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

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

1. Adaptive Omnitool — When Guma attacks, Adaptive Omnitool searches a library
2. Anthem of Rakdos — When Guma attacks, Anthem of Rakdos gives +2/+0
3. Kindred Discovery — When Guma attacks, Kindred Discovery draws you 1 card
4. Invasion of New Capenna // Holy Frazzle-Cannon — When Guma attacks, Invasion of New Capenna // Holy Frazzle-Cannon puts counters on a permanent
5. Chorale of the Void — When Guma attacks, Chorale of the Void brings a card back
6. Anim Pakal, Thousandth Moon — When Guma attacks, Anim Pakal, Thousandth Moon puts a +1/+1 counter on itself
7. Saw — When Guma attacks, Saw sacrifices a creature
8. Gisa's Favorite Shovel — When Guma attacks, Gisa's Favorite Shovel makes an opponent sacrifice a creature
9. Ultima Weapon — When Guma attacks, Ultima Weapon kills a creature an opponent controls
10. Total War — When Guma attacks, Total War kills a creature

180 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 (Guma is one).

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

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

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

When Guma 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 (Guma is one).

1. Primeval Bounty — When Guma is cast, Primeval Bounty makes a token
2. Bloodbond March — When Guma is cast, Bloodbond March brings a card back
3. Dancing from Dark to Dawn — When Guma is cast, Dancing from Dark to Dawn puts that spell's mana value counters on a creature
4. Endrek Sahr, Master Breeder — When Guma is cast, Endrek Sahr, Master Breeder makes that spell's mana value tokens
5. Summon: Fenrir — When Guma is cast, it arrives with counters thanks to Summon: Fenrir
6. Summon: Brynhildr — When Guma is cast, Summon: Brynhildr grants haste
7. Skittering Horror — When Guma is cast, Skittering Horror sacrifices itself
8. Skittering Skirge — When Guma is cast, Skittering Skirge sacrifices itself
9. Skittering Monstrosity — When Guma is cast, Skittering Monstrosity sacrifices itself
10. Silverback Elder — When Guma is cast, Silverback Elder triggers

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

a nontoken creature enters the battlefield — 18,448 cards in the game can cause this (Guma is one).

1. Riku of Two Reflections — When Guma enters, Riku of Two Reflections makes a token
2. Samwise Gamgee — When Guma enters, Samwise Gamgee makes a token

31 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 (Guma is one).

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

300 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 (Guma is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Guma 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.