edhseer Commander synergy, explained
Creature — Kraken
Mana cost: {4}{U}
When this creature enters, scry 3.
triggered — scries
Whenever this creature attacks, you may return another creature you control to its owner's hand. If you do, this creature can't be blocked this turn.
triggered — bounce
triggered — restricts what can block it
Causes: scry, a creature leaves the battlefield.
Cares about: nothing.
anything leaves the battlefield — 1 card in the game can cause this (Biblioplex Kraken is one).
a Kraken deals combat damage — 82 cards in the game can cause this (Biblioplex Kraken is one).
you scry — 420 cards in the game can cause this (Biblioplex Kraken is one).
When Biblioplex Kraken scries:
10 other cards care about it too. These are the ones with the most connections.
a nontoken creature leaves the battlefield — 4,133 cards in the game can cause this (Biblioplex Kraken is one).
When a creature leaves the battlefield thanks to Biblioplex Kraken:
a creature leaves the battlefield — 4,238 cards in the game can cause this (Biblioplex Kraken is one).
21 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 (Biblioplex Kraken is one).
When Biblioplex Kraken attacks:
112 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 (Biblioplex Kraken is one).
When Biblioplex Kraken attacks:
181 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 (Biblioplex Kraken is one).
When Biblioplex Kraken blocks:
23 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 (Biblioplex Kraken is one).
When Biblioplex Kraken attacks:
1 other card cares 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 (Biblioplex Kraken is one).
When Biblioplex Kraken enters:
299 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 (Biblioplex Kraken is one).
44 other cards care about it too. These are the ones with the most connections.