edhseer Commander synergy, explained
Sorcery
Mana cost: {1}{R}{R}{R}
Add seven {R}. You can cast only one more spell this turn.
on-cast — adds 7 mana
Causes: nothing.
Cares about: nothing.
a sorcery is cast — 3,720 cards in the game can cause this (Irencrag Feat is one).
When Irencrag Feat 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 (Irencrag Feat is one).
When Irencrag Feat is cast:
5 other cards care about it too. These are the ones with the most connections.