The Territorial Marines are the praetorian empires standard infantry unit, they have well built reliable weapons and armour, they have there are 5 main types of unit they field:
They feature pulse rifles for fighting inside bases, there range is low but they have plenty of firepower.
They carry large powerful turret based weapons that are genrally used from fortified positions.
They are natural leaders who excel in various forms of combat.
Aerial Assault Marines
They feature upgraded versions of the turrets used by the assault infantry. There jetpacks are long range models.
These guys sport massive 'I-1-2-NUKE-EM' dual missile launcehrs that can fire Mk3's.