Yu Yu Hakusho (1992)

S3E26 The Proof

Just as Yusuke found himself in a tight spot, Puu swooped in to rescue him, granting him newfound power. Thrilled by his enhancements, Yusuke dives back into the fight against Sensui. Despite his boosted skills and strength, he struggles to master his new abilities, still lacking finesse. However, there's no opportunity for him to refine his technique, as Sensui presses forward, ready for their ultimate showdown.