edhseer Commander synergy, explained
Enchantment
Mana cost: {3}{W}{B}
At the beginning of your end step, choose target permanent card in your graveyard. You may sacrifice a permanent that shares a card type with the chosen card. If you do, return the chosen card from your graveyard to the battlefield and it gains "If this permanent would leave the battlefield, exile it instead of putting it anywhere else."
triggered —
triggered — brings a card back
triggered — grants a keyword
Causes: sacrifice a permanent, a permanent is put into a graveyard from the battlefield, put a permanent onto the battlefield, a permanent leaves a graveyard.
Cares about: an end step, a permanent to sacrifice, a card in a graveyard.
a nontoken permanent is sacrificed — 108 cards in the game can cause this (Spirit-Sister's Call is one).
When a permanent is sacrificed thanks to Spirit-Sister's Call:
3 other cards care about it too. These are the ones with the most connections.
a permanent is sacrificed — 109 cards in the game can cause this (Spirit-Sister's Call is one).
When a permanent is sacrificed thanks to Spirit-Sister's Call:
10 other cards care about it too. These are the ones with the most connections.
a permanent enters the battlefield — 152 cards in the game can cause this (Spirit-Sister's Call is one).
When Spirit-Sister's Call enters:
10 other cards care about it too. These are the ones with the most connections.
a permanent in a graveyard — 173 cards in the game can cause this (Spirit-Sister's Call is one).
Spirit-Sister's Call:
117 other cards care about it too. These are the ones with the most connections.
a nontoken permanent is put into a graveyard from the battlefield — 173 cards in the game can cause this (Spirit-Sister's Call is one).
When Spirit-Sister's Call is put into a graveyard from the battlefield:
a permanent is put into a graveyard from the battlefield — 174 cards in the game can cause this (Spirit-Sister's Call is one).
When Spirit-Sister's Call is put into a graveyard from the battlefield:
4 other cards care about it too. These are the ones with the most connections.
a nontoken permanent leaves the battlefield — 313 cards in the game can cause this (Spirit-Sister's Call is one).
a permanent leaves the battlefield — 315 cards in the game can cause this (Spirit-Sister's Call is one).
When Spirit-Sister's Call leaves the battlefield:
anything leaves a graveyard — 2,503 cards in the game can cause this (Spirit-Sister's Call is one).
When Spirit-Sister's Call leaves a graveyard:
13 other cards care about it too. These are the ones with the most connections.
anything is sacrificed — 3,450 cards in the game can cause this (Spirit-Sister's Call is one).
2 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 (Spirit-Sister's Call is one).
When Spirit-Sister's Call is cast:
261 other cards care about it too. These are the ones with the most connections.
an enchantment enters the battlefield — 3,743 cards in the game can cause this (Spirit-Sister's Call is one).
75 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 (Spirit-Sister's Call is one).
Spirit-Sister's Call puts cards into the graveyard that:
440 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 (Spirit-Sister's Call is one).
42 other cards care about it too. These are the ones with the most connections.