Air date: August 23, 2009
Important things that happened
Setting: Great Rider War World
- Blade, Kiva, and Hibiki Worlds crosspaths, the Riders are fighting against each others for the sake of surviving.
- Tsukasa and Yuusuke convince Kazuma and Wataru to defeat Dai Shocker together instead of killing each others.
- Apollo Geist uses the Fangire absorbing ability to absorb the life of the wedding attendants. He gets an upgrade, now known as Super Apollo Geist.
- Kenzaki Kazuma says Dai Shocker is not the real enemy behind the worlds being merged together.
- Blade's World disappears when Super Apollo Geist increases the speed of merging worlds.
TV Asahi site
- Thorn Fangire (ソーンファンガイア)
- Human form: Yuuki
- The Fangire Queen who is married to the Fangire King, Wataru.
- Shark Fangire (シャークファンガイア)
- Silkmoth Fangire (シルクモスファンガイア)
- Horsefly Fangire (ホースフライファンガイア)
- Warthog Fangire (ウォートホッグファンガイア)
- Deer Undead (ディアーアンデッド)
- Scarab Undead (スカラベアンデッド)
- Lizard Undead (リザードアンデッド)
- Super Apollo Geist (スーパーアポロガイスト)
TV Asahi site
Please click ライダー大戦の世界 in the link above
- Kamen Ride: Decade
- Ryuki Kamen Ride: Survive
- Final Attack Ride: Ryuki
- Kamen Ride: DiEnd
- Final Attack Ride: DiEnd
- Undeads side with Blade while Fangires side with Kiva during their battles for survival.
- Kazuma is already the president of BOARD while Wataru is already the Fangire King.
Decade 30 Special
In preparations for the release of Kamen Rider x Kamen Rider W & Decade: Movie Taisen 2010, a Special version for 30 and 31 was aired. The Special version had several changes that made the two episodes transition into the movie more smoothly. The special for 30 is actually about 30 seconds shorter than the original broadcast version.
Kamen Rider Decade 30 Transcript
Kamen Rider Decade 30 Special Transcript