In the Tower of Lost Souls mode on the Ascend path, a skeleton who uses this fighting style appears in the challenge "Life to Entertain" as an average opponent to defeat, as long as you are constantly laying unguarded attacks on the enemy, that is.
Tower of Lost Souls Details & Skills
TOLS Ascend Floor Challenge: Life to Entertain (Floor 16)
Skills: HP Drain A
Shave Damage C