edhseer Commander synergy, explained
Instant
Mana cost: {1}{G}{G}
Target player untaps all basic lands they control.
on-cast — untaps a permanent
Causes: untap a land.
Cares about: nothing.
an instant is cast — 3,931 cards in the game can cause this (Early Harvest is one).
When Early Harvest 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 (Early Harvest is one).
When Early Harvest is cast:
5 other cards care about it too. These are the ones with the most connections.