edhseer Commander synergy, explained
Land
This land enters tapped.
Add {R} or {G}.
activated {T} — adds 1 mana
Until end of turn, this land becomes a 3/3 red and green Elemental creature with that ability It's still a land.
activated {2}{R}{G} — turns something into a creature
activated {2}{R}{G} — grants a keyword
Whenever this creature attacks, put a +1/+1 counter on it.
triggered — puts a counter on it
Causes: put a counter on anything.
Cares about: nothing.
a land enters the battlefield — 1,560 cards in the game can cause this (Raging Ravine is one).
When Raging Ravine enters:
199 other cards care about it too. These are the ones with the most connections.
anything gets a counter — 4,415 cards in the game can cause this (Raging Ravine is one).
7 other cards care about it too. These are the ones with the most connections.