edhseer Commander synergy, explained
Instant
Mana cost: {2}{W}
Target creature gets +1/+1 and gains double strike until end of turn.
on-cast — gives +1/+1
on-cast — grants haste
Foretell {W}
Causes: nothing.
Cares about: nothing.
an instant is cast — 3,931 cards in the game can cause this (Kaya's Onslaught is one).
When Kaya's Onslaught 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 (Kaya's Onslaught is one).
When Kaya's Onslaught is cast:
5 other cards care about it too. These are the ones with the most connections.