Bobobo-bo Bo-bobo (2005)

S1E49 The Battle of Brains Begins!

Title: The Clash of Intellects Begins! Plot: After losing all of his henchmen, Giga finally challenges Bo-bobo and his companions to a showdown where the appreciation of art means enduring the chaos of his creations. As they maneuver around his defenses—and witness his minions' awkward advances on the ladies—Giga escalates the confrontation into a mental duel, showcasing his brilliance by anticipating every move of the Wiggin warriors! However, when the thinking reaches its limit, a dose of Dengaku Man allows Bo-bobo to gain the upper hand. Yet, Giga's formidable fist technique remains a threat, yet to be unleashed!