edhseer Commander synergy, explained
Creature — Angel
Mana cost: {1}{W}
Flying
Whenever another Angel you control enters, put a +1/+1 counter on this creature.
triggered — puts a counter on it
Causes: put a counter on anything.
Cares about: an Angel enters the battlefield.
an Angel enters the battlefield — 354 cards in the game can cause this.
203 other cards care about it too. These are the ones with the most connections.
an Angel creature it applies animate to — 357 cards in the game can cause this.
356 other cards cause it too. These are the ones with the most connections.
a creature gets a counter — 2,691 cards in the game can cause this (Youthful Valkyrie is one).
When Youthful Valkyrie gets a counter:
33 other cards care about it too. These are the ones with the most connections.
anything gets a counter — 4,415 cards in the game can cause this (Youthful Valkyrie is one).
8 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 (Youthful Valkyrie is one).
When Youthful Valkyrie 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 (Youthful Valkyrie is one).
When Youthful Valkyrie 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 (Youthful Valkyrie is one).
When Youthful Valkyrie 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 (Youthful Valkyrie is one).
When Youthful Valkyrie attacks:
a creature deals combat damage — 17,934 cards in the game can cause this (Youthful Valkyrie is one).
When Youthful Valkyrie deals combat damage:
194 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 (Youthful Valkyrie is one).
When Youthful Valkyrie enters:
298 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 (Youthful Valkyrie is one).
41 other cards care about it too. These are the ones with the most connections.