edhseer Commander synergy, explained
Sorcery
Mana cost: {1}{G}
You may play up to three additional lands this turn.
on-cast —
Causes: play a land.
Cares about: nothing.
a land is played — 97 cards in the game can cause this (Summer Bloom is one).
When a land plays a land thanks to Summer Bloom:
7 other cards care about it too. These are the ones with the most connections.
a sorcery is cast — 3,720 cards in the game can cause this (Summer Bloom is one).
When Summer Bloom is cast:
424 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 (Summer Bloom is one).
When Summer Bloom is cast:
5 other cards care about it too. These are the ones with the most connections.