Prototype Alex Mercer 1 game Alex Mercer is a character from Prototype. Verified 22 Aug 2026 Appearances Games featuring Alex Mercer 78 Prototype 9 June 2009 Other characters in Prototype Full cast Dr. Bradley Ragland Elizabeth Green Colonel Taggart Dr. Raymond McMullen Dana Mercer Vanessa Marshall The Mother Miscellaneous Voices The Specialist General Randall
