Merrow Witsniper

a Merfolk deals combat damage — 386 cards in the game can cause this (Merrow Witsniper is one).

1. Seafloor Oracle — When Merrow Witsniper deals combat damage, Seafloor Oracle draws you 1 card

a Merfolk enters the battlefield — 397 cards in the game can cause this (Merrow Witsniper is one).

When Merrow Witsniper enters:

1. Forerunner of the Heralds — puts a +1/+1 counter on itself
2. Deeproot Elite — puts a counter on a Merfolk
3. River Sneak — gets +1/+1

a Rogue attacks — 636 cards in the game can cause this (Merrow Witsniper is one).

1. Soaring Thought-Thief — When Merrow Witsniper attacks, Soaring Thought-Thief mills a card

a Rogue deals combat damage — 636 cards in the game can cause this (Merrow Witsniper is one).

1. Anowon, the Ruin Thief — When Merrow Witsniper deals combat damage, Anowon, the Ruin Thief mills a card

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

a Rogue creature enters the battlefield — 657 cards in the game can cause this (Merrow Witsniper is one).

1. Cloak and Dagger — When Merrow Witsniper enters, Cloak and Dagger triggers

a Rogue enters the battlefield — 659 cards in the game can cause this (Merrow Witsniper is one).

1. Thieves' Guild Enforcer — When Merrow Witsniper enters, Thieves' Guild Enforcer mills a card

a card is milled — 772 cards in the game can cause this (Merrow Witsniper is one).

1. Lo and Li, Royal Advisors — When Merrow Witsniper makes a player mill a card, Lo and Li, Royal Advisors puts a counter on an Advisor

a card in a graveyard — 7,589 cards in the game can cause this (Merrow Witsniper is one).

1. Samwise Gamgee — Merrow Witsniper puts cards into the graveyard that Samwise Gamgee can bring back
2. Fire Nation Salvagers — Merrow Witsniper puts cards into the graveyard that Fire Nation Salvagers can bring back
3. Bloodbond March — Merrow Witsniper puts cards into the graveyard that Bloodbond March can bring back
4. Thor, God of Thunder — Merrow Witsniper puts cards into the graveyard that Thor, God of Thunder can bring back
5. Gale, Waterdeep Prodigy — Merrow Witsniper puts cards into the graveyard that Gale, Waterdeep Prodigy can bring back
6. Harness the Storm — Merrow Witsniper puts cards into the graveyard that Harness the Storm can bring back
7. Transplant Theorist — Merrow Witsniper puts cards into the graveyard that Transplant Theorist can bring back
8. Heart-Shaped Herb — Merrow Witsniper puts cards into the graveyard that Heart-Shaped Herb can bring back
9. Wayward Angel — Merrow Witsniper fills your graveyard toward the 7 or more cards Wayward Angel needs
10. Rescue from the Underworld — Merrow Witsniper puts cards into the graveyard that Rescue from the Underworld can bring back

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

anything goes to a graveyard — 7,589 cards in the game can cause this (Merrow Witsniper is one).

When a card hits the graveyard thanks to Merrow Witsniper:

1. The Haunt of Hightower — puts a +1/+1 counter on itself
2. Duskmantle Guildmage — makes each opponent lose 1 life
3. Vulturous Zombie — puts a +1/+1 counter on itself
4. Quest for Ancient Secrets — puts a quest counter on itself
5. Bloodchief Ascension — makes each opponent lose 2 life
6. Compost — draws you 1 card
7. Planar Void — hits a graveyard
8. Measure of Wickedness — gives an opponent control of itself
9. Energy Field — sacrifices itself

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 (Merrow Witsniper is one).

When Merrow Witsniper 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

119 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 (Merrow Witsniper is one).

When Merrow Witsniper 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. Anim Pakal, Thousandth Moon — puts a +1/+1 counter on itself
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. Total War — kills a creature

189 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 (Merrow Witsniper is one).

When Merrow Witsniper 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
4. Dwindle — kills a creature

26 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 (Merrow Witsniper is one).

When Merrow Witsniper enters:

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

350 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 (Merrow Witsniper is one).

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

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