A simple BnB for Dante (I don't play him) that I always do (If I start with an L) is:
L, M, H, f+H, S+Atk(Bold cancel), 623 M, j.H, j. 236 M, j.H, S, H H, S, j. 236 L xx L(Hammer), 623 M xx M, 623 M xx M, 236 + Atk Atk
This combo does about 700k worth of damage.