Endless Ranks of HYDRA

a Villain enters the battlefield — 268 cards in the game can cause this (Endless Ranks of HYDRA is one).

When a Villain enters thanks to Endless Ranks of HYDRA:

1. Flying Octobot — puts a +1/+1 counter on itself
2. Doom Reigns Supreme — makes each opponent lose 1 life
3. Crossbones, Malicious Mercenary — puts a +1/+1 counter on itself
4. Yellowjacket, Heartless Marauder — gets +1/+0
5. Swordsman, Sharp Scoundrel — triggers
6. Prowler, Clawed Thief — draws and discards
7. Baron Strucker, HYDRA Overlord — draws and discards

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

When Endless Ranks of HYDRA leaves a graveyard:

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 creature token enters the battlefield — 2,799 cards in the game can cause this (Endless Ranks of HYDRA is one).

When a Villain enters thanks to Endless Ranks of HYDRA:

1. Securitron Squadron — puts a counter on a permanent
2. Anointer Priest — gains you 1 life
3. Nesting Dovehawk — puts a +1/+1 counter on itself

a creature token is created — 2,799 cards in the game can cause this (Endless Ranks of HYDRA is one).

1. Staff of the Storyteller — When Endless Ranks of HYDRA makes a Villain token, Staff of the Storyteller puts a story counter on itself

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

a sorcery it makes cheaper to cast — 3,585 cards in the game can cause this.

1. Primal Amulet // Primal Wellspring — Primal Amulet // Primal Wellspring reduces what Endless Ranks of HYDRA costs

3,584 other cards cause it too. These are the ones with the most connections.

a token enters the battlefield — 3,710 cards in the game can cause this (Endless Ranks of HYDRA is one).

When a Villain enters thanks to Endless Ranks of HYDRA:

1. Baron Bertram Graywater — makes a token
2. Marneus Calgar — draws you 1 card
3. Belladonna Took — gains you 1 life
4. Kambal, Profiteering Mayor — makes each opponent lose 1 life
5. Lucy MacLean, Positively Armed — makes a token
6. Mister Fantastic, Reed Richards — draws you 1 card
7. Cloakwood Swarmkeeper — puts a +1/+1 counter on itself
8. Woodland Champion — puts that many +1/+1 counters on itself
9. Leonardo, the Balance — puts a counter on a creature
10. Spiritcall Enthusiast // Scrollboost — becomes prepared

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

a token is created — 3,711 cards in the game can cause this (Endless Ranks of HYDRA is one).

When Endless Ranks of HYDRA makes a Villain token:

1. Akim, the Soaring Wind — makes a token
2. Idol of Oblivion — draws you 1 card
3. Rosie Cotton of South Lane — puts a counter on a permanent
4. Mirkwood Bats — makes each opponent lose 1 life

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

a sorcery is cast — 3,720 cards in the game can cause this (Endless Ranks of HYDRA is one).

When Endless Ranks of HYDRA is cast:

1. Spellweaver Volute — copies a spell
2. Lilah, Undefeated Slickshot — gets +1/+1
3. Niblis of Frost — gets +1/+1
4. Primeval Bounty — puts 3 counters on a creature
5. Tetsuko Umezawa, Pursuer — gets +1/+1
6. Thor, God of Thunder — deals that spell's mana value damage
7. Krile Baldesion — brings a card back
8. Summon: Good King Mog XII — makes a token
9. Kykar, Wind's Fury — makes a token
10. Blood Funnel — sacrifices a creature

424 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 (Endless Ranks of HYDRA is one).

When a Villain enters thanks to Endless Ranks of HYDRA:

1. Lunarch Veteran // Luminous Phantom — gains you 1 life
2. Pious Evangel // Wayward Disciple — gains you 1 life
3. Daxos, Blessed by the Sun — gains you 1 life
4. Elas il-Kor, Sadistic Pilgrim — gains you 1 life
5. Ayara, First of Locthwain — makes each opponent lose 1 life
6. Blasting Station — untaps itself
7. General Kreat, the Boltbringer — deals 1 damage
8. Mogg Bombers — sacrifices itself
9. Flame-Kin War Scout — sacrifices itself
10. Monkey Cage — sacrifices itself

330 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 (Endless Ranks of HYDRA is one).

When a Villain enters thanks to Endless Ranks of HYDRA:

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — puts a +1/+1 counter on itself
2. HYDRA Assault Robot — deals 1 damage
3. Nature's Wrath — makes a player sacrifice a Swamp or permanent

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

anything is cast — 31,128 cards in the game can cause this (Endless Ranks of HYDRA is one).

When Endless Ranks of HYDRA is cast:

1. Windrider Wizard — draws you 1 card
2. Master of Winds — triggers

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