edhseer Commander synergy, explained
Legendary Creature — Dragon
Mana cost: {3}{G}{W}{U}
Flying
Whenever another permanent you control enters, look at the top card of your library. If it shares a card type with that permanent, you may reveal that card and put it into your hand.
triggered — searches a library
Causes: nothing.
Cares about: a permanent enters the battlefield.
hits creature — 1,304 cards in Amareth's colors can cause this (Amareth is one).
6 other cards care about it too. These are the ones with the most connections.
put a permanent onto the battlefield — 96 cards in Amareth's colors can cause this.
86 other cards cause it too. These are the ones with the most connections.
a Dragon attacks — 153 cards in Amareth's colors can cause this (Amareth is one).
When Amareth, the Lustrous attacks:
a Dragon deals combat damage — 153 cards in Amareth's colors can cause this (Amareth is one).
a Dragon enters the battlefield — 162 cards in Amareth's colors can cause this (Amareth is one).
When Amareth, the Lustrous enters:
a creature attacks — 9,882 cards in Amareth's colors can cause this (Amareth is one).
When Amareth, the Lustrous attacks:
97 other cards care about it too. These are the ones with the most connections.
anything attacks — 9,882 cards in Amareth's colors can cause this (Amareth is one).
When Amareth, the Lustrous attacks:
44 other cards care about it too. These are the ones with the most connections.
a creature blocks — 9,882 cards in Amareth's colors can cause this (Amareth is one).
When Amareth, the Lustrous blocks:
6 other cards care about it too. These are the ones with the most connections.
a nontoken creature attacks — 9,882 cards in Amareth's colors can cause this (Amareth is one).
When Amareth, the Lustrous attacks:
a creature deals combat damage — 9,882 cards in Amareth's colors can cause this (Amareth is one).
123 other cards care about it too. These are the ones with the most connections.
a creature is cast — 9,920 cards in Amareth's colors can cause this (Amareth is one).
When Amareth, the Lustrous is cast:
60 other cards care about it too. These are the ones with the most connections.
a creature enters the battlefield — 10,967 cards in Amareth's colors can cause this (Amareth is one).
When Amareth, the Lustrous enters:
204 other cards care about it too. These are the ones with the most connections.
anything enters the battlefield — 15,547 cards in Amareth's colors can cause this (Amareth is one).
21 other cards care about it too. These are the ones with the most connections.