edhseer Commander synergy, explained
Creature — Spirit
Mana cost: {3}{U}{U}
Flying
When this creature enters, return up to one target non-Spirit creature to its owner's hand.
triggered — bounce
Causes: a creature leaves the battlefield.
Cares about: nothing.
a nontoken Spirit deals combat damage — 725 cards in the game can cause this (Roaming Ghostlight is one).
a nontoken Spirit enters the battlefield — 727 cards in the game can cause this (Roaming Ghostlight is one).
a Spirit enters the battlefield — 863 cards in the game can cause this (Roaming Ghostlight is one).
When Roaming Ghostlight enters:
a nontoken creature leaves the battlefield — 4,133 cards in the game can cause this (Roaming Ghostlight is one).
3 other cards care about it too. These are the ones with the most connections.
a creature leaves the battlefield — 4,238 cards in the game can cause this (Roaming Ghostlight is one).
When a creature leaves the battlefield thanks to Roaming Ghostlight:
27 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 (Roaming Ghostlight is one).
When Roaming Ghostlight attacks:
112 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 (Roaming Ghostlight is one).
When Roaming Ghostlight attacks:
180 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 (Roaming Ghostlight is one).
When Roaming Ghostlight blocks:
18 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 (Roaming Ghostlight is one).
When Roaming Ghostlight attacks:
a creature deals combat damage — 17,934 cards in the game can cause this (Roaming Ghostlight is one).
When Roaming Ghostlight deals combat damage:
194 other cards care about it too. These are the ones with the most connections.
a creature is cast — 18,010 cards in the game can cause this (Roaming Ghostlight is one).
When Roaming Ghostlight is cast:
86 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 (Roaming Ghostlight is one).
When Roaming Ghostlight enters:
300 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 (Roaming Ghostlight is one).
42 other cards care about it too. These are the ones with the most connections.