Proteus Staff

hits creature — 2,283 cards in the game can cause this.

Proteus Staff can put:

1. Kapsho Kitefins — onto the battlefield from your library
2. Sharding Sphinx — onto the battlefield from your library
3. Madame Web, Clairvoyant — onto the battlefield from your library
4. Shadow Puppeteers — onto the battlefield from your library
5. Screaming Swarm — onto the battlefield from your library
6. Ultimecia, Temporal Threat — onto the battlefield from your library
7. Deepfathom Skulker — onto the battlefield from your library
8. Starwinder — onto the battlefield from your library
9. Windreader Sphinx — onto the battlefield from your library
10. Twins of Discord — onto the battlefield from your library

2,273 other cards cause it too. These are the ones with the most connections.

an artifact is cast — 3,629 cards in the game can cause this (Proteus Staff is one).

When Proteus Staff 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

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

a nontoken artifact enters the battlefield — 3,711 cards in the game can cause this (Proteus Staff is one).

When Proteus Staff enters:

1. Ultron, Artificial Malevolence — makes a token
2. The Prydwen, Steel Flagship — makes a token
3. Surge Conductor — proliferates
4. Replication Specialist — makes a token
5. Weapons Manufacturing — makes a token
6. Mirrorworks — makes a token

a nontoken creature leaves the battlefield — 3,988 cards in the game can cause this (Proteus Staff is one).

When a creature leaves the battlefield thanks to Proteus Staff:

1. Tokka & Rahzar, Unsupervised — puts a +1/+1 counter on itself
2. Splinter, the Mentor — makes a token
3. Rat King, Pale Piper — makes a token
4. Dual Nature — exiles a creature

a creature leaves the battlefield — 4,091 cards in the game can cause this (Proteus Staff is one).

1. Lunarch Veteran // Luminous Phantom — When a creature leaves the battlefield thanks to Proteus Staff, Lunarch Veteran // Luminous Phantom gains you 1 life
2. Extractor Demon — When a creature leaves the battlefield thanks to Proteus Staff, Extractor Demon mills a card
3. Aang, Airbending Master — When a creature leaves the battlefield thanks to Proteus Staff, Aang, Airbending Master puts a counter on a permanent
4. Dour Port-Mage — When a creature leaves the battlefield thanks to Proteus Staff, Dour Port-Mage draws you 1 card
5. Vela the Night-Clad — When a creature leaves the battlefield thanks to Proteus Staff, Vela the Night-Clad makes each opponent lose 1 life
6. Taeko, the Patient Avalanche — When a creature leaves the battlefield thanks to Proteus Staff, Taeko, the Patient Avalanche scries
7. Phantasmal Mount — When Phantasmal Mount leaves the battlefield thanks to Proteus Staff, it triggers
8. Funeral March — When a creature leaves the battlefield thanks to Proteus Staff, Funeral March makes a player sacrifice a creature
9. Sally Sparrow — When a creature leaves the battlefield thanks to Proteus Staff, Sally Sparrow triggers
10. Aang, at the Crossroads // Aang, Destined Savior — When a creature leaves the battlefield thanks to Proteus Staff, Aang, at the Crossroads // Aang, Destined Savior triggers

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

an artifact enters the battlefield — 4,580 cards in the game can cause this (Proteus Staff is one).

When Proteus Staff 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 — gains you 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

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

a nontoken creature enters the battlefield — 18,291 cards in the game can cause this (Proteus Staff is one).

When a creature enters thanks to Proteus Staff:

1. Riku of Two Reflections — makes a token
2. Samwise Gamgee — makes a token
3. Chainer, Nightmare Adept — grants haste
4. Preston, the Vanisher — makes a token
5. Angelic Sell-Sword — makes a token
6. Arni, Humble Scribe — untaps itself
7. Saradoc, Master of Buckland — makes a token
8. Bramble Sovereign — makes a token
9. Lonis, Cryptozoologist — triggers
10. Radiant Solar — triggers

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

a creature enters the battlefield — 19,635 cards in the game can cause this (Proteus Staff is one).

1. Master of Winds — When Master of Winds enters thanks to Proteus Staff, it draws you 2 cards
2. Pious Evangel // Wayward Disciple — When a creature enters thanks to Proteus Staff, Pious Evangel // Wayward Disciple gains you 1 life
3. Daxos, Blessed by the Sun — When a creature enters thanks to Proteus Staff, Daxos, Blessed by the Sun gains you 1 life
4. Elas il-Kor, Sadistic Pilgrim — When a creature enters thanks to Proteus Staff, Elas il-Kor, Sadistic Pilgrim gains you 1 life
5. Glaring Fleshraker — When a creature enters thanks to Proteus Staff, Glaring Fleshraker deals 1 damage
6. Flame-Kin War Scout — When a creature enters thanks to Proteus Staff, Flame-Kin War Scout sacrifices itself
7. Mogg Bombers — When a creature enters thanks to Proteus Staff, Mogg Bombers sacrifices itself

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

anything enters the battlefield — 26,290 cards in the game can cause this (Proteus Staff is one).

1. T'Challa, the Black Panther — When T'Challa, the Black Panther enters thanks to Proteus Staff, it makes a token
2. Zenos yae Galvus // Shinryu, Transcendent Rival — When Zenos yae Galvus // Shinryu, Transcendent Rival enters thanks to Proteus Staff, it shrinks a creature by -2/-2
3. Tetzin, Gnome Champion // The Golden-Gear Colossus — When Tetzin, Gnome Champion // The Golden-Gear Colossus enters thanks to Proteus Staff, it triggers

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