edhseer Commander synergy, explained
Legendary Creature — Human Wizard
Mana cost: {2}{U}
Counter target spell.
activated {2}{U}{U}, {T} —
Causes: counter a spell.
Cares about: nothing.
a Wizard creature enters the battlefield — 566 cards in Ertai's colors can cause this (Ertai is one).
a Human enters the battlefield — 634 cards in Ertai's colors can cause this (Ertai is one).
a creature attacks — 3,238 cards in Ertai's colors can cause this (Ertai is one).
When Ertai, Wizard Adept attacks:
44 other cards care about it too. These are the ones with the most connections.
anything attacks — 3,238 cards in Ertai's colors can cause this (Ertai is one).
When Ertai, Wizard Adept attacks:
2 other cards care about it too. These are the ones with the most connections.
a creature blocks — 3,238 cards in Ertai's colors can cause this (Ertai is one).
When Ertai, Wizard Adept blocks:
1 other card cares about it too. These are the ones with the most connections.
a creature is cast — 3,254 cards in Ertai's colors can cause this (Ertai is one).
When Ertai, Wizard Adept is cast:
12 other cards care about it too. These are the ones with the most connections.
a nontoken creature enters the battlefield — 3,316 cards in Ertai's colors can cause this (Ertai is one).
When Ertai, Wizard Adept enters:
2 other cards care about it too. These are the ones with the most connections.
a creature enters the battlefield — 3,581 cards in Ertai's colors can cause this (Ertai is one).
When Ertai, Wizard Adept enters:
33 other cards care about it too. These are the ones with the most connections.
anything is cast — 7,036 cards in Ertai's colors can cause this (Ertai is one).
When Ertai, Wizard Adept is cast: