edhseer Commander synergy, explained
Legendary Creature — Avatar Wizard
Mana cost: {3}{W}
Vigilance
Whenever you cast a spell, creatures you control get +1/+0 until end of turn. Scry 1.
triggered — gives +1/+0
triggered — scries
When Gandalf dies, you may put it into its owner's library fifth from the top.
triggered — brings a card back
Causes: scry, anything leaves a graveyard.
Cares about: a spell is cast.
cast a spell — 16 cards in Gandalf's colors can cause this.
13 other cards cause it too. These are the ones with the most connections.
you scry — 113 cards in Gandalf's colors can cause this (Gandalf is one).
When Gandalf, White Rider scries:
a Wizard creature enters the battlefield — 94 cards in Gandalf's colors can cause this (Gandalf is one).
anything leaves a graveyard — 506 cards in Gandalf's colors can cause this (Gandalf is one).
When Gandalf, White Rider leaves a graveyard:
a creature attacks — 3,562 cards in Gandalf's colors can cause this (Gandalf is one).
When Gandalf, White Rider attacks:
58 other cards care about it too. These are the ones with the most connections.
anything attacks — 3,562 cards in Gandalf's colors can cause this (Gandalf is one).
When Gandalf, White Rider attacks:
21 other cards care about it too. These are the ones with the most connections.
a creature blocks — 3,562 cards in Gandalf's colors can cause this (Gandalf is one).
When Gandalf, White Rider blocks:
3 other cards care about it too. These are the ones with the most connections.
a nontoken creature attacks — 3,562 cards in Gandalf's colors can cause this (Gandalf is one).
When Gandalf, White Rider attacks:
a creature deals combat damage — 3,562 cards in Gandalf's colors can cause this (Gandalf is one).
49 other cards care about it too. These are the ones with the most connections.
a creature is cast — 3,572 cards in Gandalf's colors can cause this (Gandalf is one).
When Gandalf, White Rider is cast:
9 other cards care about it too. These are the ones with the most connections.
a nontoken creature enters the battlefield — 3,697 cards in Gandalf's colors can cause this (Gandalf is one).
When Gandalf, White Rider enters:
2 other cards care about it too. These are the ones with the most connections.
a creature enters the battlefield — 4,091 cards in Gandalf's colors can cause this (Gandalf is one).
When Gandalf, White Rider enters:
80 other cards care about it too. These are the ones with the most connections.
anything enters the battlefield — 6,738 cards in Gandalf's colors can cause this (Gandalf is one).
5 other cards care about it too. These are the ones with the most connections.