Mahou Shoujo Lyrical Nanoha StrikerS Episode 21 English Subbed Episode Title:Decisive Battle.Episode Description:From Yūno's research, The Saint's Cradle is expected to be unstoppable if it reaches orbit and absorbs the power of two moons. Nanoha and Vita invade the Cradle, Hayate attempts to deal with the units outside, and Fate attacks Scaglietti's hideout. Signum and Rein go to battle Knight Zest and Agito, while the forwards fight the cyborgs and Lutecia on the ground.