edhseer Commander synergy, explained
Creature — Spirit
Mana cost: {2}{U}{U}
At the beginning of each player's upkeep, that player mills X cards, where X is the number of cards in their hand.
triggered — mills a card
Causes: mill a card.
Cares about: an upkeep.
a nontoken Spirit deals combat damage — 725 cards in the game can cause this (Dreamborn Muse is one).
a nontoken Spirit enters the battlefield — 727 cards in the game can cause this (Dreamborn Muse is one).
a card is milled — 772 cards in the game can cause this (Dreamborn Muse is one).
a Spirit enters the battlefield — 863 cards in the game can cause this (Dreamborn Muse is one).
When Dreamborn Muse enters:
a card in a graveyard — 7,589 cards in the game can cause this (Dreamborn Muse is one).
434 other cards care about it too. These are the ones with the most connections.
anything goes to a graveyard — 7,589 cards in the game can cause this (Dreamborn Muse is one).
When a card hits the graveyard thanks to Dreamborn Muse:
2 other cards care about it too. These are the ones with the most connections.
anything attacks — 17,934 cards in the game can cause this (Dreamborn Muse is one).
When Dreamborn Muse attacks:
116 other cards care about it too. These are the ones with the most connections.
a creature attacks — 17,934 cards in the game can cause this (Dreamborn Muse is one).
When Dreamborn Muse attacks:
188 other cards care about it too. These are the ones with the most connections.
a creature blocks — 17,934 cards in the game can cause this (Dreamborn Muse is one).
When Dreamborn Muse blocks:
25 other cards care about it too. These are the ones with the most connections.
a nontoken creature attacks — 17,934 cards in the game can cause this (Dreamborn Muse is one).
2 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 (Dreamborn Muse is one).
When Dreamborn Muse enters:
343 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 (Dreamborn Muse is one).
55 other cards care about it too. These are the ones with the most connections.