(Look here to see what roles are in each category: http://wiki.mafiascum.net/index.php?tit ... gory:Types)
Alignment-Changing roles: All roles that can change the alignment of a player.
Historical Roles: This is a group of roles which are trying to vanish however we're being selfish enough to deny their passage to the underworld.
Informative: These are roles which provide info to the player themselves or others, think "Cop" or "Innocent Child".
Killing: Roles that kill in as many creative ways as possible.
Linked Roles: Roles that are linked to other roles, think "Lyncher".
Manipulative Roles: Roles that can manipulate other roles.
Misleading Roles: Roles that are there to fool others or the person with it.
Multipurpose Roles: Roles that have multiple purposes.
Negative Utility Roles: Roles that hinder more than help the alignment with it.
Normal Roles: Roles that are deemed normal on Mafia Scum.
Passive Roles: Roles that don't require any action from the player with it.
Protective Roles: Roles that are there to prevent the many evils in this world.
Role Modifiers: These change or add abilities to a role.
Support Roles: Roles that are there to aid the group their on.
Third-Party Roles: Roles that win separate from the standard two factions.
Voting Roles: Roles that influence voting.
Roles that are actually kind of annoying really
In Art, we're currently working on a sidebar update that will add shiny art, as seen here:
http://wiki.mafiascum.net/index.php?title=Diginova
The issue that I found after talking with Vi is that the categories really aren't the best — some are vague, others unclear, so I figured why not change them now when we're already changing everything else?
(Also, if you think some icons need changing, mention that as well.)