edhseer Commander synergy, explained
Instant
Mana cost: {1}{B}
Kicker {1}{U}
Target creature gets -2/-2 until end of turn. If this spell was kicked, that creature gets an additional -1/-1 until end of turn for each instant and sorcery card in your graveyard.
on-cast — shrinks a creature by -2/-2
on-cast — shrinks a creature
Causes: nothing.
Cares about: an instant in a graveyard, a sorcery in a graveyard.
an instant in a graveyard — 2 cards in the game can cause this (Tribute to Urborg is one).
an instant is cast — 3,931 cards in the game can cause this (Tribute to Urborg is one).
When Tribute to Urborg is cast:
427 other cards care about it too. These are the ones with the most connections.
anything is cast — 31,128 cards in the game can cause this (Tribute to Urborg is one).
When Tribute to Urborg is cast:
5 other cards care about it too. These are the ones with the most connections.