edhseer Commander synergy, explained
Instant
Mana cost: {B}{B}
Target opponent sacrifices a creature of their choice for each creature put into your graveyard from the battlefield this turn.
on-cast —
Causes: sacrifice a creature, a creature dies.
Cares about: nothing.
a nontoken creature is sacrificed — 1,714 cards in the game can cause this (Urborg Justice is one).
1 other card cares about it too. These are the ones with the most connections.
a creature is sacrificed — 1,741 cards in the game can cause this (Urborg Justice is one).
When a creature is sacrificed thanks to Urborg Justice:
22 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 (Urborg Justice is one).
Urborg Justice puts cards into the graveyard that:
799 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 (Urborg Justice is one).
When a creature dies thanks to Urborg Justice:
60 other cards care about it too. These are the ones with the most connections.
a creature dies — 2,830 cards in the game can cause this (Urborg Justice is one).
When a creature dies thanks to Urborg Justice:
450 other cards care about it too. These are the ones with the most connections.
a creature goes to a graveyard — 3,011 cards in the game can cause this (Urborg Justice is one).
When a creature hits the graveyard thanks to Urborg Justice:
10 other cards care about it too. These are the ones with the most connections.
an instant is cast — 3,931 cards in the game can cause this (Urborg Justice is one).
When Urborg Justice is cast:
427 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 (Urborg Justice 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 (Urborg Justice is one).
When a creature leaves the battlefield thanks to Urborg Justice:
31 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 (Urborg Justice is one).
443 other cards care about it too. These are the ones with the most connections.