The Power to Rebound Adversity is the 42nd episode of the Katekyo Hitman Reborn! anime.
Ryohei continues his fight with Lussuria. When the battle seems to favor Lussuria, Kyoko & Hana appear and give Ryohei the support he needs to release his Maximum Cannon. Later, Tsuna wonders if Lambo can really fight in the next round.