Once the Mega Reversal Machine's vital component, Shuu Aoi, was freed by Kamen Rider Decade, the Mega Reversal Machine was left open for the Kamen Riders to attack, with several Riders Rider Kicking their way into Badan City before destroying the structure from the inside. Heisei Rider vs. Showa Rider: Kamen Rider Taisen feat. Super Sentai