edhseer Commander synergy, explained
Instant
Mana cost: {1}{W}
Buyback {3}
The next time a source of your choice would deal damage to you this turn, prevent that damage.
on-cast —
Causes: damage is prevented.
Cares about: nothing.
damage is prevented — 568 cards in the game can cause this (Invulnerability is one).
When Invulnerability has damage prevented:
an instant is cast — 3,931 cards in the game can cause this (Invulnerability is one).
When Invulnerability 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 (Invulnerability is one).
When Invulnerability is cast:
5 other cards care about it too. These are the ones with the most connections.