edhseer Commander synergy, explained
Creature — Cat Spirit
Mana cost: {2}{G}
Reach
Return this card from your graveyard to your hand. Activate only if you control a Vivien planeswalker.
activated {2}{G} — brings a card back
Causes: anything leaves a graveyard.
Cares about: nothing.
a Cat deals combat damage — 395 cards in the game can cause this (Vivien's Jaguar is one).
a Cat attacks — 395 cards in the game can cause this (Vivien's Jaguar is one).
a nontoken Cat enters the battlefield — 396 cards in the game can cause this (Vivien's Jaguar is one).
a Cat enters the battlefield — 414 cards in the game can cause this (Vivien's Jaguar is one).
When Vivien's Jaguar enters:
a nontoken Spirit deals combat damage — 725 cards in the game can cause this (Vivien's Jaguar is one).
a nontoken Spirit enters the battlefield — 727 cards in the game can cause this (Vivien's Jaguar is one).
a Spirit enters the battlefield — 863 cards in the game can cause this (Vivien's Jaguar is one).
When Vivien's Jaguar enters:
a creature leaves a graveyard — 1,302 cards in the game can cause this (Vivien's Jaguar is one).
When Vivien's Jaguar leaves a graveyard:
3 other cards care about it too. These are the ones with the most connections.
anything leaves a graveyard — 2,503 cards in the game can cause this (Vivien's Jaguar is one).
When Vivien's Jaguar leaves a graveyard:
13 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 (Vivien's Jaguar is one).
When Vivien's Jaguar 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 (Vivien's Jaguar is one).
When Vivien's Jaguar attacks:
182 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 (Vivien's Jaguar is one).
When Vivien's Jaguar blocks:
24 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 (Vivien's Jaguar is one).
When Vivien's Jaguar enters:
305 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 (Vivien's Jaguar is one).
40 other cards care about it too. These are the ones with the most connections.