Muzzio, Visionary Architect

an Artificer enters the battlefield — 342 cards in the game can cause this (Muzzio is one).

1. Inventor's Goggles — When Muzzio, Visionary Architect enters, Inventor's Goggles triggers

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

When an artifact enters thanks to Muzzio, Visionary Architect:

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

a Human enters the battlefield — 4,639 cards in the game can cause this (Muzzio is one).

When Muzzio, Visionary Architect enters:

1. General Kudro of Drannith — hits a graveyard
2. Heronblade Elite — puts a +1/+1 counter on itself
3. Kyler, Sigardian Emissary — puts a +1/+1 counter on itself
4. Thalia's Lieutenant — puts a +1/+1 counter on itself
5. Champion of the Parish — puts a +1/+1 counter on itself
6. Captain of the Mists — untaps itself
7. Erkenbrand, Lord of Westfold — gives +1/+0
8. Beregond of the Guard — gives +1/+1
9. Théoden, King of Rohan — grants double strike
10. Lossarnach Captain — taps a creature an opponent controls

2 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 (Muzzio is one).

1. Transplant Theorist — When an artifact enters thanks to Muzzio, Visionary Architect, Transplant Theorist draws you 1 card
2. Elvish Archivist — When an artifact enters thanks to Muzzio, Visionary Architect, Elvish Archivist puts 2 +1/+1 counters on itself
3. Golbez, Crystal Collector — When an artifact enters thanks to Muzzio, Visionary Architect, Golbez, Crystal Collector surveils
4. Sludge Strider — When an artifact enters thanks to Muzzio, Visionary Architect, Sludge Strider makes a player lose 1 life
5. Underhanded Designs — When an artifact enters thanks to Muzzio, Visionary Architect, Underhanded Designs makes each opponent lose 1 life
6. Mechan Assembler — When an artifact enters thanks to Muzzio, Visionary Architect, Mechan Assembler makes a token
7. Glassdust Hulk — When an artifact enters thanks to Muzzio, Visionary Architect, Glassdust Hulk gets +1/+1
8. Rook Turret — When an artifact enters thanks to Muzzio, Visionary Architect, Rook Turret draws you 1 card
9. Hedron Detonator — When an artifact enters thanks to Muzzio, Visionary Architect, Hedron Detonator deals 1 damage
10. Blitzball Stadium — When Blitzball Stadium enters thanks to Muzzio, Visionary Architect, it puts a counter on a creature

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

anything attacks — 17,934 cards in the game can cause this (Muzzio is one).

When Muzzio, Visionary Architect attacks:

1. Far Fortune, End Boss — deals 1 damage
2. Temmet, Naktamun's Will — draws you 1 card
3. Grim Javelineer — gives +1/+0
4. Invisible Woman — triggers
5. Caesar, Legion's Emperor — sacrifices a creature
6. Guide of Souls — triggers
7. Campsite Cuisine — sacrifices a Food
8. Gossip's Talent — triggers
9. Banon, the Returners' Leader — draws and discards
10. Toph, Earthbending Master — puts a counter on a permanent

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

a creature attacks — 17,934 cards in the game can cause this (Muzzio is one).

When Muzzio, Visionary Architect attacks:

1. Adaptive Omnitool — searches a library
2. Anthem of Rakdos — gives +2/+0
3. Kindred Discovery — draws you 1 card
4. Invasion of New Capenna // Holy Frazzle-Cannon — puts counters on a permanent
5. Chorale of the Void — brings a card back
6. Saw — sacrifices a creature
7. Gisa's Favorite Shovel — makes an opponent sacrifice a creature
8. Ultima Weapon — kills a creature an opponent controls

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

a creature blocks — 17,934 cards in the game can cause this (Muzzio is one).

When Muzzio, Visionary Architect blocks:

1. Mage Hunters' Onslaught — makes a player lose 1 life
2. Tide of War — sacrifices a creature
3. Dead-Iron Sledge — kills a creature
4. Dwindle — kills a creature

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

a creature enters the battlefield — 19,800 cards in the game can cause this (Muzzio is one).

When Muzzio, Visionary Architect enters:

1. Slash, Reptile Rampager — deals 2 damage
2. Gimli of the Glittering Caves — puts counters on a permanent
3. Ray Fillet, Wave Warrior — puts a counter on itself
4. Legolas Greenleaf — puts a counter on a permanent
5. The Neutrinos — gets +1/+0
6. Wingnut, Bat on the Belfry — grants flying, haste and menace
7. Aetherstorm Roc — puts a counter on a permanent you control
8. Raphael, Most Attitude — exiles a card from your library

304 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 (Muzzio is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When Muzzio, Visionary Architect enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself
2. Tetzin, Gnome Champion // The Golden-Gear Colossus — When Tetzin, Gnome Champion // The Golden-Gear Colossus enters thanks to Muzzio, Visionary Architect, it triggers

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