Hapatra, Vizier of Poisons

a creature gets a counter — 1,278 cards in Hapatra's colors can cause this.

1. Hollowmurk Siege — When a creature gets a counter thanks to Hapatra, Vizier of Poisons, Hollowmurk Siege draws you 1 card
2. Wickersmith's Tools — When a creature gets a counter thanks to Hapatra, Vizier of Poisons, Wickersmith's Tools puts a charge counter on itself
3. Flourishing Defenses — When a creature gets a counter thanks to Hapatra, Vizier of Poisons, Flourishing Defenses makes a token
4. Nest of Scarabs — When a creature gets a counter thanks to Hapatra, Vizier of Poisons, Nest of Scarabs makes that many tokens
5. Obelisk Spider — When a creature gets a counter thanks to Hapatra, Vizier of Poisons, Obelisk Spider makes each opponent lose 1 life
6. Generous Patron — When a creature gets a counter thanks to Hapatra, Vizier of Poisons, Generous Patron draws you 1 card
7. Bold Plagiarist — When a creature gets a counter thanks to Hapatra, Vizier of Poisons, Bold Plagiarist puts counters on a permanent
8. Sword of Truth and Justice — When a permanent gets a counter thanks to Sword of Truth and Justice, Hapatra, Vizier of Poisons makes a token
9. Yawgmoth, Thran Physician — When a creature gets a counter thanks to Yawgmoth, Thran Physician, Hapatra, Vizier of Poisons makes a token
10. Ebon Praetor — When Ebon Praetor gets a counter, Hapatra, Vizier of Poisons makes a token
11. Dread Tiller — When a creature gets a counter thanks to Dread Tiller, Hapatra, Vizier of Poisons makes a token
12. Liliana, Death Wielder — When a creature gets a counter thanks to Liliana, Death Wielder, Hapatra, Vizier of Poisons makes a token
13. Heirloom Auntie — When Heirloom Auntie gets a counter, Hapatra, Vizier of Poisons makes a token
14. Baron Sengir — When Baron Sengir gets a counter, Hapatra, Vizier of Poisons makes a token
15. Puppeteer Clique — When Puppeteer Clique gets a counter, Hapatra, Vizier of Poisons makes a token
16. Archfiend of Ifnir — When a creature gets a counter thanks to Archfiend of Ifnir, Hapatra, Vizier of Poisons makes a token
17. Virulent Wound — When a creature gets a counter thanks to Virulent Wound, Hapatra, Vizier of Poisons makes a token

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

provide a creature to sacrifice — 1,021 cards in Hapatra's colors can cause this.

1. Birthing Ritual — Hapatra, Vizier of Poisons makes fodder for Birthing Ritual

1,020 other cards cause it too. These are the ones with the most connections.

a token enters the battlefield — 1,401 cards in Hapatra's colors can cause this (Hapatra is one).

When a Snake enters thanks to Hapatra, Vizier of Poisons:

1. Cloakwood Swarmkeeper — puts a +1/+1 counter on itself
2. Woodland Champion — puts that many +1/+1 counters on itself
3. Wildwood Mentor — puts a +1/+1 counter on itself

a token is created — 1,402 cards in Hapatra's colors can cause this (Hapatra is one).

When Hapatra, Vizier of Poisons makes a Snake token:

1. Idol of Oblivion — draws you 1 card
2. Mirkwood Bats — makes each opponent lose 1 life

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

a Human enters the battlefield — 1,039 cards in Hapatra's colors can cause this (Hapatra is one).

When Hapatra, Vizier of Poisons enters:

1. Heronblade Elite — puts a +1/+1 counter on itself
2. Dawnhart Disciple — gets +1/+1

a creature attacks — 6,618 cards in Hapatra's colors can cause this (Hapatra is one).

When Hapatra, Vizier of Poisons attacks:

1. Adaptive Omnitool — searches a library
2. Chorale of the Void — brings a card back
3. Staff of Titania — makes a token
4. Fractal Harness — puts counters on a permanent
5. Inquisitorial Rosette — makes a token
6. Wand of Orcus — grants deathtouch
7. Saw — sacrifices a creature
8. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
9. Ultima Weapon — kills a creature an opponent controls
10. Throwing Knife — sacrifices itself

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

anything attacks — 6,618 cards in Hapatra's colors can cause this (Hapatra is one).

When Hapatra, Vizier of Poisons attacks:

1. Grim Javelineer — gives +1/+0
2. ED-E, Lonesome Eyebot — puts a quest counter on itself
3. Fire Navy Trebuchet — makes a token
4. Stensian Sanguinist // Exsanguinate — grants deathtouch
5. Rev, Tithe Extractor — grants deathtouch
6. Boggart Prankster — gives +1/+0
7. Hazardroot Herbalist — gives +1/+0
8. Campsite Cuisine — sacrifices a Food
9. Toph, Earthbending Master — puts a counter on a permanent
10. Twins of Discord — triggers

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

a creature blocks — 6,618 cards in Hapatra's colors can cause this (Hapatra is one).

When Hapatra, Vizier of Poisons blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Barrow-Blade — strips abilities
3. Favor of the Woods — gains you 3 life
4. Gift of the Woods — gives +0/+3
5. Noxious Assault — puts a counter on a permanent
6. Ferocity — puts a counter on a permanent
7. Mammoth Harness — grants first strike
8. Dead-Iron Sledge — kills a creature

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

a creature deals combat damage — 6,618 cards in Hapatra's colors can cause this (Hapatra is one).

1. Hive Mind Coprocessor — When Hapatra, Vizier of Poisons deals combat damage, Hive Mind Coprocessor makes you lose life

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

a creature is cast — 6,648 cards in Hapatra's colors can cause this (Hapatra is one).

When Hapatra, Vizier of Poisons is cast:

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

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

a nontoken creature enters the battlefield — 6,890 cards in Hapatra's colors can cause this (Hapatra is one).

When Hapatra, Vizier of Poisons enters:

1. Dual Nature — makes a token
2. Bramble Sovereign — makes a token
3. Soul of the Harvest — draws you 1 card
4. Surrak and Goreclaw — puts a counter on a permanent
5. Warden of the Grove — triggers

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

a creature enters the battlefield — 7,436 cards in Hapatra's colors can cause this (Hapatra is one).

When Hapatra, Vizier of Poisons enters:

1. Scurry Oak — puts a counter on itself
2. Legolas Greenleaf — puts a counter on a permanent

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