edhseer Commander synergy, explained
Creature — Rat Wizard
Mana cost: {1}{U}{B}
Menace
When this creature enters, if there are seven or more cards in your graveyard, return up to one target nonland permanent to its owner's hand.
triggered — bounce
Causes: an artifact leaves the battlefield, a battle leaves the battlefield, a creature leaves the battlefield, an enchantment leaves the battlefield, a planeswalker leaves the battlefield.
Cares about: a card in a graveyard.
a Rat attacks — 162 cards in the game can cause this (Tidecaller Mentor is one).
a Rat enters the battlefield — 186 cards in the game can cause this (Tidecaller Mentor is one).
When Tidecaller Mentor enters:
1 other card cares about it too. These are the ones with the most connections.
a nontoken Wizard enters the battlefield — 1,243 cards in the game can cause this (Tidecaller Mentor is one).
a Wizard creature enters the battlefield — 1,264 cards in the game can cause this (Tidecaller Mentor is one).
a Wizard creature it grants abilities to — 1,269 cards in the game can cause this.
1,268 other cards cause it too. These are the ones with the most connections.
a Wizard creature it grants types to — 1,269 cards in the game can cause this.
1,268 other cards cause 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 (Tidecaller Mentor is one).
3 other cards care about it too. These are the ones with the most connections.
a creature leaves the battlefield — 4,238 cards in the game can cause this (Tidecaller Mentor is one).
When a creature leaves the battlefield thanks to Tidecaller Mentor:
27 other cards care about it too. These are the ones with the most connections.
a card in a graveyard — 7,589 cards in the game can cause this.
8,192 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 (Tidecaller Mentor is one).
When Tidecaller Mentor attacks:
114 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 (Tidecaller Mentor is one).
When Tidecaller Mentor 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 (Tidecaller Mentor is one).
When Tidecaller Mentor 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 (Tidecaller Mentor is one).
When Tidecaller Mentor attacks:
a creature deals combat damage — 17,934 cards in the game can cause this (Tidecaller Mentor is one).
When Tidecaller Mentor deals combat damage:
194 other cards care about it too. These are the ones with the most connections.
a creature is cast — 18,010 cards in the game can cause this (Tidecaller Mentor is one).
When Tidecaller Mentor is cast:
87 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 (Tidecaller Mentor is one).
When Tidecaller Mentor enters:
308 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 (Tidecaller Mentor is one).
42 other cards care about it too. These are the ones with the most connections.