Tower of Murmurs

a card is milled — 772 cards in the game can cause this (Tower of Murmurs is one).

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

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

When Tower of Murmurs 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 (Tower of Murmurs is one).

When Tower of Murmurs 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 (Tower of Murmurs is one).

When Tower of Murmurs enters:

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

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 (Tower of Murmurs is one).

1. Vessel of Endless Rest — Tower of Murmurs puts cards into the graveyard that Vessel of Endless Rest can bring back
2. Samwise Gamgee — Tower of Murmurs puts cards into the graveyard that Samwise Gamgee can bring back
3. Fire Nation Salvagers — Tower of Murmurs puts cards into the graveyard that Fire Nation Salvagers can bring back
4. Bloodbond March — Tower of Murmurs puts cards into the graveyard that Bloodbond March can bring back
5. Gale, Waterdeep Prodigy — Tower of Murmurs puts cards into the graveyard that Gale, Waterdeep Prodigy can bring back
6. Harness the Storm — Tower of Murmurs puts cards into the graveyard that Harness the Storm can bring back
7. Heart-Shaped Herb — Tower of Murmurs puts cards into the graveyard that Heart-Shaped Herb can bring back
8. Wayward Angel — Tower of Murmurs fills your graveyard toward the 7 or more cards Wayward Angel needs
9. Rescue from the Underworld — Tower of Murmurs puts cards into the graveyard that Rescue from the Underworld can bring back
10. Victimize — Tower of Murmurs puts cards into the graveyard that Victimize 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 (Tower of Murmurs is one).

When a card hits the graveyard thanks to Tower of Murmurs:

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 enters the battlefield — 26,499 cards in the game can cause this (Tower of Murmurs is one).

When Tower of Murmurs 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 (Tower of Murmurs is one).

When Tower of Murmurs 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.