edhseer Commander synergy, explained
Instant
Mana cost: {1}{G}
Prevent all combat damage that would be dealt to players this turn.
on-cast —
Causes: damage is prevented.
Cares about: nothing.
damage is prevented — 568 cards in the game can cause this (Commencement of Festivities is one).
When Commencement of Festivities has damage prevented:
an instant is cast — 3,931 cards in the game can cause this (Commencement of Festivities is one).
When Commencement of Festivities 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 (Commencement of Festivities is one).
When Commencement of Festivities is cast:
5 other cards care about it too. These are the ones with the most connections.