Question: how to unlock all characters in resident evil 6 mercenaries?
Answer: Helena (Mercs) - Score a B Rank or Higher in Urban Chaos. Piers (Mercs) - Score a B Rank or Higher in Steel Beast. Sherry (Mercs) - Score a B Rank or Higher in Mining the Depths. Ada (Mercs) - Complete Ada's Campaign. Carla (Mercs) - Unlock all other characters and their costumes.