edhseer Commander synergy, explained
Sorcery
Mana cost: {5}{U}
Look at the top card of each player's library, then exile those cards face down. You may play them without paying their mana costs for as long as they remain exiled.
Causes: nothing.
Cares about: nothing.
a sorcery is cast — 3,720 cards in the game can cause this (Extract Power is one).
When Extract Power 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 (Extract Power is one).
When Extract Power is cast:
5 other cards care about it too. These are the ones with the most connections.