edhseer Commander synergy, explained
Creature — Human Soldier
Mana cost: {3}{W}
Flying
At the beginning of your upkeep, return a white creature you control to its owner's hand.
triggered — bounce
Causes: a creature leaves the battlefield.
Cares about: an upkeep.
a Soldier creature enters the battlefield — 1,279 cards in the game can cause this (Eiganjo Free-Riders is one).
a nontoken creature leaves the battlefield — 4,133 cards in the game can cause this (Eiganjo Free-Riders is one).
When Eiganjo Free-Riders leaves the battlefield:
a creature leaves the battlefield — 4,238 cards in the game can cause this (Eiganjo Free-Riders is one).
When Eiganjo Free-Riders leaves the battlefield:
21 other cards care about it too. These are the ones with the most connections.
a Human enters the battlefield — 4,639 cards in the game can cause this (Eiganjo Free-Riders is one).
When Eiganjo Free-Riders enters:
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 (Eiganjo Free-Riders is one).
When Eiganjo Free-Riders attacks:
113 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 (Eiganjo Free-Riders is one).
When Eiganjo Free-Riders attacks:
182 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 (Eiganjo Free-Riders is one).
When Eiganjo Free-Riders blocks:
24 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 (Eiganjo Free-Riders is one).
When Eiganjo Free-Riders attacks:
1 other card cares about it too. These are the ones with the most connections.
a creature is cast — 18,010 cards in the game can cause this (Eiganjo Free-Riders is one).
90 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 (Eiganjo Free-Riders is one).
When Eiganjo Free-Riders enters:
303 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 (Eiganjo Free-Riders is one).
44 other cards care about it too. These are the ones with the most connections.