Tales of Sceon
Titan (Fighter Martial Archetype)
At 3rd level, fighters can select the Titan martial archetype.
Beginning at 3rd level when you select this archetype, you can use two-weapon fighting even when the one-handed melee weapons you are wielding aren’t light.
7th level feature
Beginning at 10th level, you can wield two-handed weapons with one hand. In addition, you can use two-weapon fighting with two-handed weapons. While holding a two-handed weapon in one hand, you have -5 to hit with that weapon.
Beginning at 18th level, you no longer have -5 to hit while holding a two-handed weapon in one hand.