edhseer Commander synergy, explained
Creature — Eye
Mana cost: {1}{U}
Add {U}. Spend this mana only to cast an enchantment spell, unlock a door, or turn a permanent face up.
activated {T} — adds 1 mana
Causes: nothing.
Cares about: nothing.
anything attacks — 17,934 cards in the game can cause this (Creeping Peeper is one).
When Creeping Peeper attacks:
111 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 (Creeping Peeper is one).
When Creeping Peeper attacks:
180 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 (Creeping Peeper is one).
When Creeping Peeper blocks:
18 other cards care about it too. These are the ones with the most connections.
a nontoken creature attacks — 17,934 cards in the game can cause this (Creeping Peeper is one).
When Creeping Peeper attacks:
a creature deals combat damage — 17,934 cards in the game can cause this (Creeping Peeper is one).
When Creeping Peeper deals combat damage:
194 other cards care about it too. These are the ones with the most connections.
a creature is cast — 18,010 cards in the game can cause this (Creeping Peeper is one).
When Creeping Peeper is cast:
81 other cards care about it too. These are the ones with the most connections.
a nontoken creature enters the battlefield — 18,448 cards in the game can cause this (Creeping Peeper is one).
When Creeping Peeper enters:
26 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 (Creeping Peeper is one).
When Creeping Peeper enters:
299 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 (Creeping Peeper is one).
39 other cards care about it too. These are the ones with the most connections.