Reach the indicated Profile Level and spend the required points to unlock the corresponding Unlimited character version at the "Gallery" menu.

Character version	How to unlock
Unlimited Arakune	Reach Profile Level 10.
Unlimited Bang	Reach Profile Level 9.
Unlimited Carl	Reach Profile Level 6.
Unlimited Hakumen	Reach Profile Level 12.
Unlimited Hazama	Reach Profile Level 12.
Unlimited Jin	Reach Profile Level 10.
Unlimited Lambda	Reach Profile Level 7.
Unlimited Litchi	Reach Profile Level 9.
Unlimited Makoto	Reach Profile Level 9.
Unlimited Mu	Reach Profile Level 12.
Unlimited Noel	Reach Profile Level 10.
Unlimited Platinum	Reach Profile Level 9.
Unlimited Rachel	Reach Profile Level 10.
Unlimited Ragna	Reach Profile Level 12.
Unlimited Relius	Reach Profile Level 9.
Unlimited Tager	Reach Profile Level 10.
Unlimited Taokaka	Reach Profile Level 6.
Unlimited Tsubaki	Reach Profile Level 7.
Unlimited Valkenhayn	Reach Profile Level 9.