edhseer Commander synergy, explained
Land
This land enters tapped.
Add {G}.
activated {T} — adds 1 mana
This land becomes a 3/3 green Ape creature with trample until end of turn. It's still a land.
activated {1}{G} — turns something into a creature
Causes: nothing.
Cares about: nothing.
a land enters the battlefield — 1,560 cards in the game can cause this (Treetop Village is one).
When Treetop Village enters:
199 other cards care about it too. These are the ones with the most connections.