Sire of Seven Deaths

hits creature — 2,298 cards in the game can cause this (Sire of Seven Deaths is one).

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

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

an Eldrazi creature is cast — 226 cards in the game can cause this (Sire of Seven Deaths is one).

When Sire of Seven Deaths is cast:

1. Emrakul's Influence — draws you 2 cards
2. Kozilek's Return — exiles a card from a graveyard

an Eldrazi creature it makes cheaper to cast — 273 cards in the game can cause this.

1. Eye of Ugin — Eye of Ugin reduces what Sire of Seven Deaths costs

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

life is gained — 2,076 cards in the game can cause this (Sire of Seven Deaths is one).

When Sire of Seven Deaths gains life:

1. Dina, Soul Steeper — makes each opponent lose 1 life
2. Marina Vendrell's Grimoire — draws you that many cards
3. South Wind Avatar — makes each opponent lose 1 life
4. Rodolf Duskbringer — grants indestructible
5. Fiendish Panda — puts a +1/+1 counter on itself
6. Veinwitch Coven — brings a card back
7. Cleric Class — puts a counter on a creature
8. Lich's Mastery — draws you that many cards
9. Wall of Limbs — puts a +1/+1 counter on itself
10. Ratchet, Field Medic // Ratchet, Rescue Racer — triggers

84 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 (Sire of Seven Deaths is one).

When Sire of Seven Deaths 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

116 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 (Sire of Seven Deaths is one).

When Sire of Seven Deaths 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
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 (Sire of Seven Deaths is one).

When Sire of Seven Deaths blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Carnage Gladiator — makes a player lose 1 life
3. Tide of War — sacrifices a creature
4. Dead-Iron Sledge — kills a creature
5. Dwindle — kills a creature
6. Shield of the Righteous — triggers

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

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

When Sire of Seven Deaths deals combat damage:

1. Glitch Interpreter — draws you 1 card
2. Tifa, Martial Artist — untaps a permanent

195 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 (Sire of Seven Deaths is one).

When Sire of Seven Deaths attacks:

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

a creature enters the battlefield — 19,800 cards in the game can cause this (Sire of Seven Deaths is one).

When Sire of Seven Deaths enters:

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

302 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 (Sire of Seven Deaths is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Sire of Seven Deaths enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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