edhseer Commander synergy, explained
Creature — Avatar
Mana cost: {5}{B}{B}
Whenever this creature deals combat damage to a player, you may return to your hand all creature cards that were put into your graveyard from the battlefield this turn.
triggered — brings a card back
Target creature gets -2/-2 until end of turn.
activated {B}, Sacrifice another creature —
activated {B}, Sacrifice another creature — shrinks a creature by -2/-2
Causes: a creature leaves a graveyard, sacrifice a creature, a creature dies.
Cares about: a creature to sacrifice, a creature in a graveyard.
anything leaves the battlefield — 1 card in the game can cause this (Fell Shepherd is one).
hits creature — 2,298 cards in the game can cause this (Fell Shepherd is one).
8 other cards care about it too. These are the ones with the most connections.
a creature leaves a graveyard — 1,302 cards in the game can cause this (Fell Shepherd is one).
When Fell Shepherd leaves a graveyard:
3 other cards care about it too. These are the ones with the most connections.
a nontoken creature is sacrificed — 1,714 cards in the game can cause this (Fell Shepherd is one).
When you sacrifice another creature to Fell Shepherd:
a creature is sacrificed — 1,741 cards in the game can cause this (Fell Shepherd is one).
When you sacrifice another creature to Fell Shepherd:
19 other cards care about it too. These are the ones with the most connections.
anything leaves a graveyard — 2,503 cards in the game can cause this (Fell Shepherd is one).
When Fell Shepherd leaves a graveyard:
13 other cards care about it too. These are the ones with the most connections.
a creature in a graveyard — 2,769 cards in the game can cause this (Fell Shepherd is one).
Fell Shepherd puts cards into the graveyard that:
798 other cards care about it too. These are the ones with the most connections.
a nontoken creature dies — 2,769 cards in the game can cause this (Fell Shepherd is one).
When you sacrifice another creature to Fell Shepherd:
66 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 (Fell Shepherd is one).
443 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 (Fell Shepherd is one).
220 other cards care about it too. These are the ones with the most connections.