Dragon Ball Super S04E30 - Beat The Fearsome Foes! Krillin's Fighting Spirit Returns!

Android 18 and Marin arrive at Master Roshi's house, learning from him and Baba that Krillin and Goku have entered the "Forest of Terror" where they are facing constructs based on their memories. While Goku is able to deal with them, Krillin is having trouble the illusions of Tambourine, Frieza, Dabura, and the evil Majin Buu bring back memories of him getting killed. Overcome with fear, Krillin attempts to leave forest before and a Goku find the trees blocking their escape as they get separated. Krillin finds himself surrounded by the illusions, eventually realizing they are feeding on his energy. He heeds Roshi's training and calms himself down, which weakens the illusions. As a final challenge, Fortuneteller Baba summons an illusion of Super Shenron that ensnares Goku while he uses the Flying Nimbus to find Krillin. Krillin quickly frees Goku as the two use a combined Kamehameha blast to destroy the illusion, causing the Miracle Herbs to sprout up. Goku and Krillin return to Master Roshi's house with bags full of the herbs, Roshi admits that there is actually no secret technique though Krillin got his master's intended lesson and regained his confidence, disagrees. Krillin returns home and has Android 18 shaves his head so he can resume his martial arts training as Goku arrives to spar.