Protomatter Powder

an artifact leaves a graveyard — 233 cards in the game can cause this (Protomatter Powder is one).

1. Imotekh the Stormlord — When Protomatter Powder leaves a graveyard, Imotekh the Stormlord makes 2 tokens

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

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

When you sacrifice Protomatter Powder:

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. Magnetic Snuffler — puts a +1/+1 counter on itself
4. Gleaming Geardrake — puts a +1/+1 counter on itself
5. Esoteric Duplicator — makes a token
6. Biotech Specialist — deals 2 damage
7. Jaws, Relentless Predator — deals 1 damage
8. Crime Novelist — puts a +1/+1 counter on itself

6 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.

1. Loran, Disciple of History — When Protomatter Powder is in the graveyard, Loran, Disciple of History can bring it back
2. The Emperor of Palamecia // The Lord Master of Hell — When Protomatter Powder is in the graveyard, The Emperor of Palamecia // The Lord Master of Hell gets bigger
3. Builder's Talent — When Protomatter Powder is in the graveyard, Builder's Talent can bring it back
4. Trading Post — When Protomatter Powder is in the graveyard, Trading Post can bring it back
5. Tasigur, the Golden Fang — When Protomatter Powder is in the graveyard, Tasigur, the Golden Fang can bring it back
6. Serpent of the Pass — When Protomatter Powder is in the graveyard, Serpent of the Pass gets bigger
7. Emeria Shepherd — When Protomatter Powder is in the graveyard, Emeria Shepherd can bring it back
8. Goblin Engineer — When Protomatter Powder is in the graveyard, Goblin Engineer can bring it back
9. Daretti, Rocketeer Engineer — When Protomatter Powder is in the graveyard, Daretti, Rocketeer Engineer can bring it back
10. Scrap Welder — When Protomatter Powder is in the graveyard, Scrap Welder can bring it back
11. Monkey Cage — When Monkey Cage is in the graveyard, Protomatter Powder can bring it back
12. Straw Golem — When Straw Golem is in the graveyard, Protomatter Powder can bring it back
13. ED-E, Lonesome Eyebot — When ED-E, Lonesome Eyebot is in the graveyard, Protomatter Powder can bring it back
14. Throwing Knife — When Throwing Knife is in the graveyard, Protomatter Powder can bring it back
15. Mystery Key — When Mystery Key is in the graveyard, Protomatter Powder can bring it back
16. The Fantasticar — When The Fantasticar is in the graveyard, Protomatter Powder can bring it back
17. Heart-Shaped Herb — When Heart-Shaped Herb is in the graveyard, Protomatter Powder can bring it back
18. Dawn-Blessed Pennant — When Dawn-Blessed Pennant is in the graveyard, Protomatter Powder can bring it back
19. Rod of Absorption — When Rod of Absorption is in the graveyard, Protomatter Powder can bring it back
20. Conjurer's Bauble — When Conjurer's Bauble is in the graveyard, Protomatter Powder can bring it back

495 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 (Protomatter Powder is one).

When Protomatter Powder 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 (Protomatter Powder is one).

When Protomatter Powder 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 (Protomatter Powder is one).

When Protomatter Powder 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
10. Disciple of the Vault — makes each opponent lose 1 life

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

an artifact leaves the battlefield — 1,680 cards in the game can cause this (Protomatter Powder is one).

1. Sludge Strider — When Protomatter Powder leaves the battlefield, Sludge Strider makes a player lose 1 life

anything leaves a graveyard — 2,503 cards in the game can cause this (Protomatter Powder is one).

When Protomatter Powder 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.

anything is sacrificed — 3,450 cards in the game can cause this (Protomatter Powder is one).

1. Gorbag of Minas Morgul — When you sacrifice Protomatter Powder, Gorbag of Minas Morgul triggers

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

an artifact is cast — 3,683 cards in the game can cause this (Protomatter Powder is one).

When Protomatter Powder is cast:

1. Death to Our Enemies — makes a token
2. Mendicant Core, Guidelight — copies a spell
3. Sai, Master Thopterist — makes a token
4. Ravenous Robots — makes a token
5. Pinnacle Emissary — makes a token
6. Mirrodin Besieged — makes a token
7. Poetic Ingenuity — makes a token
8. Digsite Engineer — makes a token

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

an artifact enters the battlefield — 4,643 cards in the game can cause this (Protomatter Powder is one).

1. Carrot Cake — When Carrot Cake enters thanks to Protomatter Powder, it makes a token
2. Heaped Harvest — When Heaped Harvest enters thanks to Protomatter Powder, it searches a library

67 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 (Protomatter Powder is one).

1. Tetzin, Gnome Champion // The Golden-Gear Colossus — When Tetzin, Gnome Champion // The Golden-Gear Colossus enters thanks to Protomatter Powder, it triggers

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