edhseer Commander synergy, explained
Legendary Creature — Human Survivor
Mana cost: {1}{R}
Whenever a player attacks one of your opponents, that attacking player creates a tapped 1/1 black Fungus Zombie creature token named Cordyceps Infected that's attacking that opponent.
triggered — makes a token
Partner—Survivors
Causes: create a Fungus creature token, create a Zombie creature token, put a Fungus creature token onto the battlefield, put a Zombie creature token onto the battlefield.
Cares about: nothing.
a Human enters the battlefield — 661 cards in Ellie's colors can cause this (Ellie is one).
When Ellie, Brick Master enters:
a creature attacks — 3,451 cards in Ellie's colors can cause this (Ellie is one).
When Ellie, Brick Master attacks:
61 other cards care about it too. These are the ones with the most connections.
a creature blocks — 3,451 cards in Ellie's colors can cause this (Ellie is one).
When Ellie, Brick Master blocks:
1 other card cares about it too. These are the ones with the most connections.
anything attacks — 3,451 cards in Ellie's colors can cause this (Ellie is one).
When Ellie, Brick Master attacks:
19 other cards care about it too. These are the ones with the most connections.
a creature is cast — 3,468 cards in Ellie's colors can cause this (Ellie is one).
When Ellie, Brick Master is cast:
10 other cards care about it too. These are the ones with the most connections.
a nontoken creature enters the battlefield — 3,511 cards in Ellie's colors can cause this (Ellie is one).
When Ellie, Brick Master enters:
a creature enters the battlefield — 3,801 cards in Ellie's colors can cause this (Ellie is one).
62 other cards care about it too. These are the ones with the most connections.