edhseer Commander synergy, explained
Instant
Mana cost: {B}{R}{G}
Target opponent sacrifices a creature or planeswalker they control with the greatest mana value among creatures and planeswalkers they control.
on-cast — forced sacrifice
Exile the top three cards of your library. Until your next end step, you may play those cards.
on-cast —
Exile target player's graveyard.
on-cast — hits a graveyard
Causes: you face a dilemma, sacrifice a creature, sacrifice a planeswalker, a creature dies, a planeswalker is put into a graveyard from the battlefield, exile a card, anything leaves a graveyard.
Cares about: nothing.
a planeswalker in a graveyard — 232 cards in the game can cause this (Riveteers Charm is one).
Riveteers Charm puts cards into the graveyard that:
66 other cards care about it too. These are the ones with the most connections.
you face a dilemma — 739 cards in the game can cause this (Riveteers Charm is one).
When Riveteers Charm poses a dilemma:
a nontoken creature is sacrificed — 1,714 cards in the game can cause this (Riveteers Charm is one).
1 other card cares about it too. These are the ones with the most connections.
a creature is sacrificed — 1,741 cards in the game can cause this (Riveteers Charm is one).
When a creature is sacrificed thanks to Riveteers Charm:
22 other cards care about it too. These are the ones with the most connections.
anything is exiled — 2,497 cards in the game can cause this (Riveteers Charm is one).
a creature in a graveyard — 2,769 cards in the game can cause this (Riveteers Charm is one).
Riveteers Charm puts cards into the graveyard that:
799 other cards care about it too. These are the ones with the most connections.
a nontoken creature dies — 2,769 cards in the game can cause this (Riveteers Charm is one).
When a creature dies thanks to Riveteers Charm:
60 other cards care about it too. These are the ones with the most connections.
a creature dies — 2,830 cards in the game can cause this (Riveteers Charm is one).
When a creature dies thanks to Riveteers Charm:
451 other cards care about it too. These are the ones with the most connections.
an instant is cast — 3,931 cards in the game can cause this (Riveteers Charm is one).
When Riveteers Charm is cast:
429 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 (Riveteers Charm is one).
443 other cards care about it too. These are the ones with the most connections.