edhseer Commander synergy, explained
Instant
Mana cost: {1}{B}
Until end of turn, each creature you control becomes a black Shade and gains that ability
on-cast — turns something into a creature
on-cast — grants a keyword
This creature gets +1/+1 until end of turn.
activated {B} — gives +1/+1
Causes: nothing.
Cares about: nothing.
an instant is cast — 3,931 cards in the game can cause this (Shade's Breath is one).
When Shade's Breath is cast:
427 other cards care about it too. These are the ones with the most connections.
anything is cast — 31,128 cards in the game can cause this (Shade's Breath is one).
When Shade's Breath is cast:
5 other cards care about it too. These are the ones with the most connections.