Knife

a Clue is sacrificed — 21 cards in the game can cause this (Knife is one).

When you sacrifice Knife:

1. Lonis, Genetics Expert — puts a counter on a creature
2. Ulvenwald Mysteries — makes a token
3. Tireless Tracker — puts a +1/+1 counter on itself
4. The Fugitive Doctor — grants flashback
5. Piper Wright, Publick Reporter — puts a counter on a creature
6. Lazav, Wearer of Faces — copies a permanent
7. Thorough Investigation — triggers
8. Daring Sleuth // Bearer of Overwhelming Truths — triggers
9. Senator Peacock — triggers
10. Martha Jones — triggers

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

a Clue is put into a graveyard from the battlefield — 21 cards in the game can cause this (Knife is one).

1. Teysa, Opulent Oligarch — When Knife is put into a graveyard from the battlefield, Teysa, Opulent Oligarch makes a token

an Equipment in a graveyard — 37 cards in the game can cause this (Knife is one).

When Knife is in the graveyard:

1. Magnetic Snuffler — can bring it back
2. Ratonhnhaké꞉ton — can bring it back
3. Nahiri, the Lithomancer — can bring it back
4. Cid, Freeflier Pilot — can bring it back
5. Auriok Survivors — can bring it back
6. Forge Anew — can bring it back

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

a nontoken Equipment enters the battlefield — 649 cards in the game can cause this (Knife is one).

1. Firion, Wild Rose Warrior — When Knife enters, Firion, Wild Rose Warrior makes a token

an Equipment enters the battlefield — 658 cards in the game can cause this (Knife is one).

1. Puresteel Paladin — When Knife enters, Puresteel Paladin draws you 1 card
2. Sokka and Suki — When Knife enters, Sokka and Suki makes a token
3. Barret, Avalanche Leader — When Knife enters, Barret, Avalanche Leader makes a token
4. The Mighty Thor, Jane Foster — When Knife enters, The Mighty Thor, Jane Foster draws you 1 card
5. Giott, King of the Dwarves — When Knife enters, Giott, King of the Dwarves draws and discards
6. Hammer of Nazahn — When Knife enters, Hammer of Nazahn triggers
7. Sigarda's Aid — When Knife enters, Sigarda's Aid triggers

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

an artifact is sacrificed — 761 cards in the game can cause this (Knife is one).

When you sacrifice Knife:

1. Megatron, Tyrant // Megatron, Destructive Force — deals the sacrificed artifact's mana value damage
2. Moonstone Eulogist — puts a +1/+1 counter on itself
3. Gleaming Geardrake — puts a +1/+1 counter on itself
4. Esoteric Duplicator — makes a token
5. Biotech Specialist — deals 2 damage
6. Jaws, Relentless Predator — deals 1 damage
7. Crime Novelist — puts a +1/+1 counter on itself

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

an artifact in a graveyard — 1,226 cards in the game can cause this (Knife is one).

When Knife is in the graveyard:

1. Loran, Disciple of History — can bring it back
2. The Emperor of Palamecia // The Lord Master of Hell — gets bigger
3. Builder's Talent — can bring it back
4. Trading Post — can bring it back
5. Tasigur, the Golden Fang — can bring it back
6. Serpent of the Pass — gets bigger
7. Emeria Shepherd — can bring it back
8. Goblin Engineer — can bring it back
9. Daretti, Rocketeer Engineer — can bring it back
10. Scrap Welder — can bring it back

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

a nontoken artifact is put into a graveyard from the battlefield — 1,226 cards in the game can cause this (Knife is one).

When Knife is put into a graveyard from the battlefield:

1. Pia's Revolution — deals 3 damage
2. Farid, Enterprising Salvager — makes a token
3. Psychomancer — makes each opponent lose 1 life
4. Sly Requisitioner — makes a token
5. Slagstone Refinery — makes a token
6. Ratchet, Field Medic // Ratchet, Rescue Racer — triggers

1 other card cares about it too. These are the ones with the most connections.

an artifact goes to a graveyard — 1,250 cards in the game can cause this (Knife is one).

When Knife hits the graveyard:

1. Ultron the Annihilator — makes each opponent lose 1 life
2. Ultron's Auxiliary — puts a +1/+1 counter on itself

an artifact is put into a graveyard from the battlefield — 1,254 cards in the game can cause this (Knife is one).

When Knife is put into a graveyard from the battlefield:

1. Tezzeret's Touch — brings a card back
2. Krenko, Baron of Tin Street — makes a token
3. Syr Ginger, the Meal Ender — puts a +1/+1 counter on itself
4. Shard of the Void Dragon — puts 2 +1/+1 counters on itself
5. Ich-Tekik, Salvage Splicer — puts a +1/+1 counter on itself
6. Gremlin Infestation — makes a token
7. Summoning Station — untaps itself
8. Marionette Master — makes each opponent lose life equal to this creature's power
9. Fangren Marauder — gains you 5 life

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

a card is drawn — 3,815 cards in the game can cause this (Knife is one).

1. Toothy, Imaginary Friend — When Knife makes a player draw a card, Toothy, Imaginary Friend puts a +1/+1 counter on itself

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