Origins:

• Romance Leliana
• Become the Queen/King of Ferelden
• Do all the 'evil' things and play the rest of the trilogy with that import (Dippy Aeducan)
• Play through as a male Dwarven prince (get dat bastard baby)

Awakening:

• Continue Evilness with Dippy Aeducan

II:

• Romance Merrill
• Romance Isabela
• Romance Sebastian
• Become Sebastian's queen
• Become the Viscount

Inquisition:

• Finish playing RickenAmell/LydiaHawke Import
• Get the damn DLCs