Card Text/Ability Edit
Before attached character would be defeated, instead heal 5 damage from it and discard this upgrade from play.
Card Types and (Rarity) Edit
Card Clarification (FAQ) Edit
Second Chance is a replacement effect so if a character has two copies of Second Chance and would be defeated, only one copy resolves. The other one can no longer replace being defeated and stays attached to the character. (FAQ Version 1.2, Updated 24/01/2017).