Perpetual Timepiece

a nontoken artifact is exiled — 334 cards in the game can cause this (Perpetual Timepiece is one).

When Perpetual Timepiece is exiled:

1. Psychomancer — makes each opponent lose 1 life
2. Slagstone Refinery — makes a token

an artifact is exiled — 336 cards in the game can cause this (Perpetual Timepiece is one).

1. Shard of the Void Dragon — When Perpetual Timepiece is exiled, Shard of the Void Dragon puts 2 +1/+1 counters on itself

1 other card cares 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 (Perpetual Timepiece is one).

1. Sludge Strider — When Perpetual Timepiece leaves the battlefield, Sludge Strider makes a player lose 1 life

anything is exiled — 2,497 cards in the game can cause this (Perpetual Timepiece is one).

1. The War Doctor — When Perpetual Timepiece is exiled, The War Doctor puts a time counter on itself

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

When Perpetual Timepiece 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.

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

When Perpetual Timepiece is cast:

1. Mendicant Core, Guidelight — copies a spell
2. Sai, Master Thopterist — makes a token
3. Ravenous Robots — makes a token
4. Pinnacle Emissary — makes a token
5. Mirrodin Besieged — makes a token
6. Poetic Ingenuity — makes a token
7. Digsite Engineer — makes a token
8. Myrsmith — makes a token
9. Riddlesmith — draws you 1 card
10. Dr. Madison Li — puts a counter on a permanent you control

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

a nontoken artifact enters the battlefield — 3,768 cards in the game can cause this (Perpetual Timepiece is one).

When Perpetual Timepiece enters:

1. Ultron, Artificial Malevolence — makes a token
2. The Prydwen, Steel Flagship — makes a token
3. Conquest Mission — puts a quest counter on itself
4. Surge Conductor — proliferates
5. Replication Specialist — makes a token
6. Weapons Manufacturing — makes a token
7. Mirrorworks — makes a token

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

When Perpetual Timepiece enters:

1. Transplant Theorist — draws you 1 card
2. Elvish Archivist — puts 2 +1/+1 counters on itself
3. Golbez, Crystal Collector — surveils
4. Underhanded Designs — makes each opponent lose 1 life
5. Mechan Assembler — makes a token
6. Glassdust Hulk — gets +1/+1
7. Rook Turret — draws you 1 card
8. Hedron Detonator — deals 1 damage
9. Pactdoll Terror — makes each opponent lose 1 life
10. Mandible Justiciar — gets +1/+1

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

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

1. Vessel of Endless Rest — Perpetual Timepiece puts cards into the graveyard that Vessel of Endless Rest can bring back
2. Samwise Gamgee — Perpetual Timepiece puts cards into the graveyard that Samwise Gamgee can bring back
3. Bloodbond March — Perpetual Timepiece puts cards into the graveyard that Bloodbond March can bring back
4. Gale, Waterdeep Prodigy — Perpetual Timepiece puts cards into the graveyard that Gale, Waterdeep Prodigy can bring back
5. Harness the Storm — Perpetual Timepiece puts cards into the graveyard that Harness the Storm can bring back
6. Heart-Shaped Herb — Perpetual Timepiece puts cards into the graveyard that Heart-Shaped Herb can bring back
7. Wayward Angel — Perpetual Timepiece fills your graveyard toward the 7 or more cards Wayward Angel needs
8. Rescue from the Underworld — Perpetual Timepiece puts cards into the graveyard that Rescue from the Underworld can bring back
9. Victimize — Perpetual Timepiece puts cards into the graveyard that Victimize can bring back
10. Bound // Determined — Perpetual Timepiece puts cards into the graveyard that Bound // Determined can bring back

433 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 (Perpetual Timepiece is one).

When a card hits the graveyard thanks to Perpetual Timepiece:

1. Quest for Ancient Secrets — puts a quest counter on itself
2. Planar Void — hits a graveyard
3. Measure of Wickedness — gives an opponent control of itself
4. Energy Field — sacrifices itself

7 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 (Perpetual Timepiece is one).

When Perpetual Timepiece enters:

1. HYDRA Assault Robot — deals 1 damage
2. Era of Innovation — puts a counter on a permanent you control

54 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 (Perpetual Timepiece is one).

When Perpetual Timepiece is cast:

1. Sokka, Bold Boomeranger — puts a +1/+1 counter on itself
2. Saheeli, Radiant Creator — puts a counter on a permanent you control

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