Type28. - Quietly Listen! Unlabeled Kamen Rider! (静聴! 仮面ライダー無印! 〜いて座AB型の君へ〜 Seichō! Kamen Raidā Mujirushi! 〜 Ite-za AB-gata no Kimi e 〜) is the twenty-eighth episode of the net movie series, OOO, Den-O, All Riders: Let's Go Kamen Riders: ~Let's Look! Only Your 48 Riders~. It focuses on Skyrider.