edhseer Commander synergy, explained
Sorcery
Mana cost: {3}{R}
Target creature an opponent controls blocks this turn if able. Untap that creature. Other creatures that player controls can't block this turn.
on-cast — untaps a permanent
on-cast — restricts attacking or blocking
Causes: untap a creature.
Cares about: nothing.
a creature untaps — 519 cards in the game can cause this (Mark for Death is one).
a sorcery is cast — 3,720 cards in the game can cause this (Mark for Death is one).
When Mark for Death is cast:
424 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 (Mark for Death is one).
When Mark for Death is cast:
5 other cards care about it too. These are the ones with the most connections.