Johann, Apprentice Sorcerer

a Wizard creature enters the battlefield — 735 cards in Johann's colors can cause this (Johann is one).

1. Diviner's Wand — When Johann, Apprentice Sorcerer enters, Diviner's Wand triggers

a sorcery is cast — 1,415 cards in Johann's colors can cause this (Johann is one).

1. Spellweaver Volute — When a sorcery is cast thanks to Johann, Apprentice Sorcerer, Spellweaver Volute copies a spell
2. Sword of Wealth and Power — When an instant is cast thanks to Johann, Apprentice Sorcerer, Sword of Wealth and Power copies a spell
3. Lilah, Undefeated Slickshot — When an instant is cast thanks to Johann, Apprentice Sorcerer, Lilah, Undefeated Slickshot gets +1/+1
4. Metallurgic Summonings — When an instant is cast thanks to Johann, Apprentice Sorcerer, Metallurgic Summonings makes a token
5. Storm-Kiln Artist — When an instant is cast thanks to Johann, Apprentice Sorcerer, Storm-Kiln Artist makes a token
6. Niv-Mizzet, Parun — When an instant is cast thanks to Johann, Apprentice Sorcerer, Niv-Mizzet, Parun draws you 1 card
7. Niblis of Frost — When an instant is cast thanks to Johann, Apprentice Sorcerer, Niblis of Frost taps a creature an opponent controls
8. Mica, Reader of Ruins — When an instant is cast thanks to Johann, Apprentice Sorcerer, Mica, Reader of Ruins sacrifices an artifact
9. Summon: G.F. Cerberus — When an instant is cast thanks to Johann, Apprentice Sorcerer, Summon: G.F. Cerberus triggers
10. Thunderclap Drake — When an instant is cast thanks to Johann, Apprentice Sorcerer, Thunderclap Drake sacrifices itself

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

an instant is cast — 1,741 cards in Johann's colors can cause this (Johann is one).

When an instant is cast thanks to Johann, Apprentice Sorcerer:

1. Lunar Mystic — draws you 1 card
2. Repeated Reverberation — copies an ability
3. In the Eye of Chaos — counters a spell

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

a Human enters the battlefield — 1,353 cards in Johann's colors can cause this (Johann is one).

When Johann, Apprentice Sorcerer enters:

1. Captain of the Mists — untaps itself
2. Erkenbrand, Lord of Westfold — gives +1/+0
3. Vigilante Justice — deals 1 damage

a creature attacks — 6,189 cards in Johann's colors can cause this (Johann is one).

When Johann, Apprentice Sorcerer attacks:

1. Adaptive Omnitool — searches a library
2. Kindred Discovery — draws you 1 card
3. Screaming Swarm — mills a card
4. Imperious Mindbreaker — mills a card
5. Staff of Titania — makes a token
6. Saw — sacrifices a creature
7. Ultima Weapon — kills a creature an opponent controls
8. Total War — kills a creature
9. The Spear of Leonidas — triggers
10. Norin the Wary — flickers itself

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

a creature blocks — 6,189 cards in Johann's colors can cause this (Johann is one).

When Johann, Apprentice Sorcerer blocks:

1. Tide of War — sacrifices a creature
2. Dead-Iron Sledge — kills a creature
3. Dwindle — kills a creature

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

anything attacks — 6,189 cards in Johann's colors can cause this (Johann is one).

When Johann, Apprentice Sorcerer attacks:

1. ED-E, Lonesome Eyebot — puts a quest counter on itself
2. Madame Web, Clairvoyant — mills a card
3. Shaun, Father of Synths — makes a token
4. Misty Mountains Raider — puts 2 counters on a Goblin or Army
5. Razorkin Hordecaller — makes a token
6. Gossip's Talent — triggers
7. Inti, Seneschal of the Sun — triggers
8. Gut, True Soul Zealot — sacrifices a creature or artifact
9. Cool but Rude — draws and discards
10. Swashbuckler Extraordinaire — sacrifices a Treasure

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

a creature enters the battlefield — 6,749 cards in Johann's colors can cause this (Johann is one).

When Johann, Apprentice Sorcerer enters:

1. Pollywog Prodigy — puts a counter on itself
2. Slash, Reptile Rampager — deals 2 damage
3. Gimli of the Glittering Caves — puts counters on a permanent
4. Ray Fillet, Wave Warrior — puts a counter on itself
5. Wingnut, Bat on the Belfry — grants flying, haste and menace
6. Raphael, Most Attitude — exiles a card from your library

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