The Archetype is the most fundamental choice made while creating a character. It determines which powers are - and aren't - available for the lifetime of the character. Archetype, along with origin and Primary Power Sets and Secondary Power Sets, cannot be changed after character creation.
Each archetype will play slightly different than all other archetypes, even archetypes that utilize the same power sets. More information on an archetype's "style" can be found on each archetype page.
The following eleven archetypes are available for:
The following two premium "Hero Epic Archetypes" (HEAT) are available, assuming the account has at least one hero above level 20:
The following two premium "Villain Epic Archetypes" (VEAT) are available, assuming the account has at least one villain above level 20:
The following Epic Archetype was cancelled during its development phase, and thus was never released.
All archetypes except the Epic Archetypes are available to begin in Praetoria for all players.
Note that Praetorian characters who reach level 20 and become a hero or villain do not count toward unlocking the Epic Archetypes.