edhseer Commander synergy, explained
Legendary Creature — Human Advisor
Mana cost: {6}
If Clara Oswald is your commander, choose a color before the game begins. Clara Oswald is the chosen color.
If a triggered ability of a Doctor you control triggers, that ability triggers an additional time.
static — doubles the trigger
Doctor's companion
Causes: nothing.
Cares about: nothing.
a creature attacks — 749 cards in Clara Oswald's colors can cause this (Clara Oswald is one).
When Clara Oswald attacks:
26 other cards care about it too. These are the ones with the most connections.
anything attacks — 749 cards in Clara Oswald's colors can cause this (Clara Oswald is one).
When Clara Oswald attacks:
2 other cards care about it too. These are the ones with the most connections.
a creature blocks — 749 cards in Clara Oswald's colors can cause this (Clara Oswald is one).
When Clara Oswald blocks:
a creature is cast — 755 cards in Clara Oswald's colors can cause this (Clara Oswald is one).
When Clara Oswald is cast:
5 other cards care about it too. These are the ones with the most connections.
a nontoken creature enters the battlefield — 784 cards in Clara Oswald's colors can cause this (Clara Oswald is one).
a creature enters the battlefield — 905 cards in Clara Oswald's colors can cause this (Clara Oswald is one).
When Clara Oswald enters:
8 other cards care about it too. These are the ones with the most connections.