edhseer Commander synergy, explained
Land
This land enters tapped.
When this land enters, target creature gets +1/+1 until end of turn.
triggered — gives +1/+1
Add {G}.
activated {T} — adds 1 mana
Causes: nothing.
Cares about: nothing.
a land enters the battlefield — 1,560 cards in the game can cause this (Turntimber Grove is one).
When Turntimber Grove enters:
199 other cards care about it too. These are the ones with the most connections.