edhseer Commander synergy, explained
Sorcery
Mana cost: {4}{U}
Until end of turn, creatures you control have base power and toughness X/X, where X is the number of cards you own in exile and in your graveyard that are instant cards, are sorcery cards, and/or have an Adventure.
on-cast —
Causes: exile a card, anything leaves the battlefield.
Cares about: nothing.
anything is exiled — 2,497 cards in the game can cause this (Candlekeep Inspiration is one).
a sorcery is cast — 3,720 cards in the game can cause this (Candlekeep Inspiration is one).
When Candlekeep Inspiration 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 (Candlekeep Inspiration is one).
When Candlekeep Inspiration is cast:
5 other cards care about it too. These are the ones with the most connections.