edhseer Commander synergy, explained
Instant
Mana cost: {1}{B}
Add {B}{B}{B}.
on-cast — adds 3 mana
Add {B}{B}{B}{B}{B} instead if there are seven or more cards in your graveyard.
on-cast — adds 5 mana
Causes: nothing.
Cares about: a card in a graveyard.
an instant it makes cheaper to cast — 3,773 cards in the game can cause this.
3,772 other cards cause it too. These are the ones with the most connections.
an instant is cast — 3,931 cards in the game can cause this (Cabal Ritual is one).
When Cabal Ritual is cast:
427 other cards care about it too. These are the ones with the most connections.
a card in a graveyard — 7,589 cards in the game can cause this (Cabal Ritual is one).
7,579 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 (Cabal Ritual is one).
When Cabal Ritual is cast:
5 other cards care about it too. These are the ones with the most connections.