Moar Spells!

Gil Toss - Costs 10% of your Gil to cast. Deals damage equal to the amount of Gil consumed to target.
Source: Whalaqee Totem

100,000 Needles - Deals a fixed 100,000 damage which is shared by all enemies around you.
Source: Sabotender Emperatriz

Golden Tongue - Increases magical damage dealt by 30% for 30s
Source: Puddings