edhseer Commander synergy, explained
Instant
Mana cost: {2}{R}
Attacking creatures get +2/+0 until end of turn.
on-cast — gives +2/+0
Causes: nothing.
Cares about: nothing.
an instant is cast — 3,931 cards in the game can cause this (Trumpet Blast is one).
When Trumpet Blast 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 (Trumpet Blast is one).
When Trumpet Blast is cast:
5 other cards care about it too. These are the ones with the most connections.