edhseer Commander synergy, explained
Enchantment
Mana cost: {U}{U}
When this enchantment enters, exile target creature.
triggered —
At the beginning of your upkeep, sacrifice this enchantment unless any player pays {3}.
triggered —
When this enchantment leaves the battlefield, return the exiled card to the battlefield under its owner's control.
triggered — blinks a permanent
Causes: exile a creature, a creature leaves the battlefield, sacrifice an enchantment, an enchantment is put into a graveyard from the battlefield, put a creature onto the battlefield.
Cares about: an upkeep.
an enchantment is sacrificed — 588 cards in the game can cause this (Icy Prison is one).
an enchantment in a graveyard — 983 cards in the game can cause this (Icy Prison is one).
When Icy Prison is in the graveyard:
104 other cards care about it too. These are the ones with the most connections.
an enchantment is put into a graveyard from the battlefield — 987 cards in the game can cause this (Icy Prison is one).
When Icy Prison is put into a graveyard from the battlefield:
1 other card cares about it too. These are the ones with the most connections.
a creature is exiled — 1,003 cards in the game can cause this (Icy Prison is one).
When a creature is exiled thanks to Icy Prison:
4 other cards care about it too. These are the ones with the most connections.
anything is exiled — 2,497 cards in the game can cause this (Icy Prison is one).
anything is sacrificed — 3,450 cards in the game can cause this (Icy Prison is one).
3 other cards care about it too. These are the ones with the most connections.
an enchantment is cast — 3,673 cards in the game can cause this (Icy Prison is one).
When Icy Prison is cast:
255 other cards care about it too. These are the ones with the most connections.
a nontoken enchantment enters the battlefield — 3,691 cards in the game can cause this (Icy Prison is one).
an enchantment enters the battlefield — 3,743 cards in the game can cause this (Icy Prison is one).
When Icy Prison enters:
68 other cards care about it too. These are the ones with the most connections.
a nontoken creature leaves the battlefield — 4,133 cards in the game can cause this (Icy Prison is one).
3 other cards care about it too. These are the ones with the most connections.
a creature leaves the battlefield — 4,238 cards in the game can cause this (Icy Prison is one).
When a creature leaves the battlefield thanks to Icy Prison:
28 other cards care about it too. These are the ones with the most connections.
a card in a graveyard — 7,589 cards in the game can cause this (Icy Prison is one).
442 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 (Icy Prison is one).
371 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 (Icy Prison is one).
43 other cards care about it too. These are the ones with the most connections.