Nexos

a Tyranid deals combat damage — 91 cards in the game can cause this (Nexos is one).

1. Tyranid Harridan — When Nexos deals combat damage, Tyranid Harridan makes a token

a Human enters the battlefield — 4,639 cards in the game can cause this (Nexos is one).

1. General Kudro of Drannith — When Nexos enters, General Kudro of Drannith hits a graveyard
2. Heronblade Elite — When Nexos enters, Heronblade Elite puts a +1/+1 counter on itself
3. Kyler, Sigardian Emissary — When Nexos enters, Kyler, Sigardian Emissary puts a +1/+1 counter on itself
4. Thalia's Lieutenant — When Nexos enters, Thalia's Lieutenant puts a +1/+1 counter on itself
5. Champion of the Parish — When Nexos enters, Champion of the Parish puts a +1/+1 counter on itself
6. Captain of the Mists — When Nexos enters, Captain of the Mists untaps itself
7. Erkenbrand, Lord of Westfold — When Nexos enters, Erkenbrand, Lord of Westfold gives +1/+0
8. Beregond of the Guard — When Nexos enters, Beregond of the Guard gives +1/+1
9. Théoden, King of Rohan — When Nexos enters, Théoden, King of Rohan grants double strike
10. Lossarnach Captain — When Nexos enters, Lossarnach Captain taps a creature an opponent controls

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

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

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

113 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 (Nexos is one).

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

186 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 (Nexos is one).

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

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

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

When Nexos deals combat damage:

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

196 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 (Nexos is one).

1. Primeval Bounty — When Nexos is cast, Primeval Bounty makes a token
2. Bloodbond March — When Nexos is cast, Bloodbond March brings a card back
3. Dancing from Dark to Dawn — When Nexos is cast, Dancing from Dark to Dawn puts that spell's mana value counters on a creature
4. Endrek Sahr, Master Breeder — When Nexos is cast, Endrek Sahr, Master Breeder makes that spell's mana value tokens
5. Summon: Fenrir — When Nexos is cast, it arrives with counters thanks to Summon: Fenrir
6. Summon: Brynhildr — When Nexos is cast, Summon: Brynhildr grants haste

85 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 (Nexos is one).

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

309 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 (Nexos is one).

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

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