Panacea

damage is prevented — 568 cards in the game can cause this (Panacea is one).

When Panacea has damage prevented:

1. Phyrexian Vindicator — deals that much damage
2. Selfless Squire — puts that many +1/+1 counters on itself
3. New Way Forward — deals that much damage
4. Samite Ministration — gains you that much life
5. Judgment of Alexander — deals its power damage

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

When Panacea 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 (Panacea is one).

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

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

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

55 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 (Panacea is one).

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

39 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 (Panacea is one).

When Panacea 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.