Quick Answer

Astarion gives early value through Sleight of Hand, trap work, and Sneak Attack reliability. Even on a heroic run, he can be your lock and trap specialist while you manage approval through autonomy and clever solutions.

StageWhat To DoWatch Out
ExplorationUse him for doors, chests, and trapsAdd Guidance or advantage before hard checks
CombatUse height, Hide, or threatened targetsAvoid standing in the open
ApprovalClever, free, and self-interested choices helpPure self-sacrifice can lose approval
Bite sceneRoleplay your trust boundaryCheck party condition the next day

Key Checks

  • A failed Sleight check is not always a reload; check tools and buffs.
  • Astarion does not need permanent party time, but he saves exploration friction.
  • His personal quest matters heavily in Act 3.