edhseer Commander synergy, explained
Sorcery
Mana cost: {4}{B}{R}
Put target creature card from a graveyard onto the battlefield under your control. It gains haste.
on-cast — brings a card back
on-cast — grants haste
Basic landcycling {2}
activated — searches a library
Causes: put a creature onto the battlefield, a creature leaves a graveyard.
Cares about: a creature in a graveyard.
a sorcery is discarded — 68 cards in the game can cause this (Grave Upheaval is one).
When Grave Upheaval makes a player discard a card:
1 other card cares about it too. These are the ones with the most connections.
a creature leaves a graveyard — 1,302 cards in the game can cause this (Grave Upheaval is one).
When a creature leaves a graveyard thanks to Grave Upheaval:
3 other cards care about it too. These are the ones with the most connections.
a card is discarded — 2,042 cards in the game can cause this (Grave Upheaval is one).
When Grave Upheaval makes a player discard a card:
51 other cards care about it too. These are the ones with the most connections.
anything leaves a graveyard — 2,503 cards in the game can cause this (Grave Upheaval is one).
When a creature leaves a graveyard thanks to Grave Upheaval:
13 other cards care about it too. These are the ones with the most connections.
a sorcery is cast — 3,720 cards in the game can cause this (Grave Upheaval is one).
When Grave Upheaval is cast:
424 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 (Grave Upheaval is one).
438 other cards care about it too. These are the ones with the most connections.
a nontoken creature enters the battlefield — 18,448 cards in the game can cause this (Grave Upheaval is one).
When a creature enters thanks to Grave Upheaval:
31 other cards care about it too. These are the ones with the most connections.
a creature enters the battlefield — 19,800 cards in the game can cause this (Grave Upheaval is one).
349 other cards care about it too. These are the ones with the most connections.
anything enters the battlefield — 26,499 cards in the game can cause this (Grave Upheaval is one).
43 other cards care about it too. These are the ones with the most connections.