Fury Fragments
闘気のかけら [touki no kakera] or 'shard of fighting spirit' in Japanese.
Grimoire of the Rift

Buy: - (sell: 65 gil)
Use: Defender, Ice Lance
Reward: You Say Tomato x2 (once)
Type: Bone, Rank: —
Description: This stone fragment has a striking red color. Said to lead its bearer to victory in battle.
Final Fantasy Tactics S

Buy: - (sell: 50 gil)
Use: Fangs, Power Ring
Obtain: Federation of Nazan/Land of Burnt Scales
Description: A somewhat uncommon bone
Category: Item