edhseer Commander synergy, explained
Artifact Creature — Construct
Mana cost: {4}
When this creature dies, reveal cards from the top of your library until you reveal a nonland card with mana value 3 or less. You may cast that card without paying its mana cost. Put all revealed cards not cast this way on the bottom of your library in a random order.
triggered —
Causes: cast an artifact, cast a battle, cast a creature, cast an enchantment, cast an instant, cast a planeswalker, cast a sorcery.
Cares about: nothing.
a battle is cast — 100 cards in the game can cause this (Treasure Keeper is one).
When an artifact is cast thanks to Treasure Keeper:
235 other cards care about it too. These are the ones with the most connections.
a planeswalker is cast — 361 cards in the game can cause this (Treasure Keeper is one).
246 other cards care about it too. These are the ones with the most connections.
an artifact attacks — 1,243 cards in the game can cause this (Treasure Keeper is one).
When Treasure Keeper attacks:
an artifact deals combat damage — 1,243 cards in the game can cause this (Treasure Keeper is one).
When Treasure Keeper deals combat damage:
2 other cards care about it too. These are the ones with the most connections.
a nontoken artifact deals combat damage — 1,243 cards in the game can cause this (Treasure Keeper is one).
an enchantment is cast — 3,673 cards in the game can cause this (Treasure Keeper is one).
When an enchantment is cast thanks to Treasure Keeper:
255 other cards care about it too. These are the ones with the most connections.
an artifact is cast — 3,683 cards in the game can cause this (Treasure Keeper is one).
When an artifact is cast thanks to Treasure Keeper:
271 other cards care about it too. These are the ones with the most connections.
a sorcery is cast — 3,720 cards in the game can cause this (Treasure Keeper is one).
424 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 (Treasure Keeper is one).
348 other cards care about it too. These are the ones with the most connections.