edhseer Commander synergy, explained
Instant
Mana cost: {1}{U}
Choose target instant or sorcery spell. Starting with you, each player votes for denial or duplication. If denial gets more votes, counter the spell. If duplication gets more votes or the vote is tied, copy the spell. You may choose new targets for the copy.
on-cast —
on-cast —
on-cast — copies a spell
Causes: vote, counter an instant, counter a sorcery, copy a spell.
Cares about: nothing.
you vote — 30 cards in the game can cause this (Split Decision is one).
When Split Decision holds a vote:
a spell is copied — 122 cards in the game can cause this (Split Decision is one).
When Split Decision is copied:
an instant is cast — 3,931 cards in the game can cause this (Split Decision is one).
When Split Decision 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 (Split Decision is one).
When Split Decision is cast:
5 other cards care about it too. These are the ones with the most connections.