Cass, Hand of Vengeance

put an Aura into a graveyard — 108 cards in the game can cause this.

1. Three Dog, Galaxy News DJ — Three Dog, Galaxy News DJ puts cards into the graveyard that Cass, Hand of Vengeance can bring back
2. Flamespeaker's Will — When Flamespeaker's Will is in the graveyard, Cass, Hand of Vengeance can bring it back
3. Ordeal of Purphoros — When Ordeal of Purphoros is in the graveyard, Cass, Hand of Vengeance can bring it back
4. Ordeal of Heliod — When Ordeal of Heliod is in the graveyard, Cass, Hand of Vengeance can bring it back
5. Mortal Obstinacy — When Mortal Obstinacy is in the graveyard, Cass, Hand of Vengeance can bring it back
6. Shifting Shadow — When Shifting Shadow is in the graveyard, Cass, Hand of Vengeance can bring it back
7. Compulsory Rest — When Compulsory Rest is in the graveyard, Cass, Hand of Vengeance can bring it back
8. Instill Furor — When Instill Furor is in the graveyard, Cass, Hand of Vengeance can bring it back
9. Street Sweeper — Street Sweeper puts cards into the graveyard that Cass, Hand of Vengeance can bring back
10. Path to Redemption — When Path to Redemption is in the graveyard, Cass, Hand of Vengeance can bring it back

98 other cards cause it too. These are the ones with the most connections.

an Aura enters the battlefield — 1,257 cards in the game can cause this (Cass is one).

1. Nurturing Presence — When Nurturing Presence enters thanks to Cass, Hand of Vengeance, it makes a token
2. Ephara's Enlightenment — When Ephara's Enlightenment enters thanks to Cass, Hand of Vengeance, it puts a counter on a creature
3. Pain for All — When Pain for All enters thanks to Cass, Hand of Vengeance, it deals its power damage
4. Seismic Tutelage — When Seismic Tutelage enters thanks to Cass, Hand of Vengeance, it puts a counter on a creature
5. Tanglespan Lookout — When an Aura enters thanks to Cass, Hand of Vengeance, Tanglespan Lookout draws you 1 card
6. Chishiro, the Shattered Blade — When an Aura enters thanks to Cass, Hand of Vengeance, Chishiro, the Shattered Blade makes a token
7. Cracked Skull — When Cracked Skull enters thanks to Cass, Hand of Vengeance, it triggers
8. Sporogenic Infection — When Sporogenic Infection enters thanks to Cass, Hand of Vengeance, it makes a player sacrifice a creature
9. Sleep Magic — When Sleep Magic enters thanks to Cass, Hand of Vengeance, it triggers

anything leaves a graveyard — 2,503 cards in the game can cause this (Cass is one).

When an Aura leaves a graveyard thanks to Cass, Hand of Vengeance:

1. Blastoneuron — makes each opponent lose 1 life
2. Defiled Crypt // Cadaver Lab — makes a token
3. Teval, the Balanced Scale — makes a token
4. Hologram Stalker — makes a token
5. Tormod, the Desecrator — makes a token
6. Quintorius, Field Historian — makes a token
7. Garrison Excavator — makes a token
8. Amzu, Swarm's Hunger — makes a token
9. Kirol, History Buff // Pack a Punch — becomes prepared
10. Teval's Judgment — triggers

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

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

When Cass, Hand of Vengeance enters:

1. General Kudro of Drannith — hits a graveyard
2. Heronblade Elite — puts a +1/+1 counter on itself
3. Kyler, Sigardian Emissary — puts a +1/+1 counter on itself
4. Thalia's Lieutenant — puts a +1/+1 counter on itself
5. Champion of the Parish — puts a +1/+1 counter on itself
6. Captain of the Mists — untaps itself
7. Erkenbrand, Lord of Westfold — gives +1/+0
8. Beregond of the Guard — gives +1/+1
9. Théoden, King of Rohan — grants double strike
10. 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 (Cass is one).

When Cass, Hand of Vengeance 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

112 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 (Cass is one).

When Cass, Hand of Vengeance 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. Saw — sacrifices a creature
7. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
8. Ultima Weapon — kills a creature an opponent controls
9. Path of Mettle // Metzali, Tower of Triumph — triggers

182 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 (Cass is one).

When Cass, Hand of Vengeance blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Tide of War — sacrifices a creature
3. Dead-Iron Sledge — kills a creature

25 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 (Cass is one).

When Cass, Hand of Vengeance 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

303 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 (Cass is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Cass, Hand of Vengeance enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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