edhseer Commander synergy, explained
Instant
Mana cost: {2}{G}
Put all enchantments on top of their owners' libraries.
on-cast —
Causes: an enchantment leaves the battlefield.
Cares about: nothing.
an instant is cast — 3,931 cards in the game can cause this (Harmonic Convergence is one).
When Harmonic Convergence 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 (Harmonic Convergence is one).
When Harmonic Convergence is cast:
5 other cards care about it too. These are the ones with the most connections.