The Face of Boe

a spell is cast — 76 cards in The Face of Boe's colors can cause this (The Face of Boe is one).

1. Glaring Fleshraker — When a spell is cast thanks to The Face of Boe, Glaring Fleshraker makes a token
2. Leader's Talent — When a spell is cast thanks to The Face of Boe, Leader's Talent puts a counter on a creature
3. Elena, Turk Recruit — When The Face of Boe is cast, Elena, Turk Recruit puts a +1/+1 counter on itself
4. Teshar, Ancestor's Apostle — When The Face of Boe is cast, Teshar, Ancestor's Apostle brings a card back
5. Vaan, Street Thief — When a spell is cast thanks to The Face of Boe, Vaan, Street Thief puts a counter on a Scout, Pirate or Rogue
6. Daring Archaeologist — When The Face of Boe is cast, Daring Archaeologist puts a +1/+1 counter on itself
7. Etherium Spinner — When The Face of Boe is cast, Etherium Spinner makes a token
8. Iron Man, Tony Stark — When The Face of Boe is cast, Iron Man, Tony Stark makes a token
9. Shrine of Loyal Legions — When The Face of Boe is cast, Shrine of Loyal Legions puts a charge counter on itself
10. Norin the Wary — When a spell is cast thanks to The Face of Boe, Norin the Wary flickers itself

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

a creature attacks — 9,650 cards in The Face of Boe's colors can cause this (The Face of Boe is one).

When The Face of Boe attacks:

1. Adaptive Omnitool — searches a library
2. Kindred Discovery — draws you 1 card
3. Anim Pakal, Thousandth Moon — puts a +1/+1 counter on itself
4. Screaming Swarm — mills a card
5. Imperious Mindbreaker — mills a card
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. Super-Soldier Serum — triggers

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

anything attacks — 9,650 cards in The Face of Boe's colors can cause this (The Face of Boe is one).

When The Face of Boe attacks:

1. ED-E, Lonesome Eyebot — puts a quest counter on itself
2. Surgical Suite // Hospital Room — puts a counter on a creature
3. Guide of Souls — triggers
4. Gossip's Talent — triggers
5. Banon, the Returners' Leader — draws and discards
6. Three Dog, Galaxy News DJ — sacrifices an Aura
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

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

a creature blocks — 9,650 cards in The Face of Boe's colors can cause this (The Face of Boe is one).

When The Face of Boe blocks:

1. Barrow-Blade — strips abilities
2. Heat of Battle — deals 1 damage
3. Battle Strain — deals 1 damage
4. Noble Stand — gains you 2 life
5. Battle Cry — gives +0/+1
6. Tide of War — sacrifices a creature
7. Dead-Iron Sledge — kills a creature
8. Dwindle — kills a creature
9. Shield of the Righteous — triggers

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

a nontoken creature attacks — 9,650 cards in The Face of Boe's colors can cause this (The Face of Boe is one).

When The Face of Boe attacks:

1. Basri Ket — makes a token
2. Militia's Pride — makes a token

a creature deals combat damage — 9,650 cards in The Face of Boe's colors can cause this (The Face of Boe is one).

1. Antagonist Incorporator — When The Face of Boe deals combat damage, Antagonist Incorporator makes a token

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

a creature enters the battlefield — 10,645 cards in The Face of Boe's colors can cause this (The Face of Boe is one).

When The Face of Boe 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. The Neutrinos — gets +1/+0
5. Wingnut, Bat on the Belfry — grants flying, haste and menace
6. Aetherstorm Roc — puts a counter on a permanent you control
7. Raphael, Most Attitude — exiles a card from your library

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

anything enters the battlefield — 15,181 cards in The Face of Boe's colors can cause this (The Face of Boe is one).

1. Prowl, Stoic Strategist // Prowl, Pursuit Vehicle — When The Face of Boe enters, Prowl, Stoic Strategist // Prowl, Pursuit Vehicle puts a +1/+1 counter on itself

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