Rider Great Assembly! Revealing the Mystery of the Forest!

Rider Battle Royale! The Mystery of the Forest is the tenth episode of Kamen Rider Gaim. It is the debut of Kamen Rider Ryugen's Kiwi Arms.

Cast

 * Kota Kazuraba (葛葉 紘汰): Gaku Sano (佐野 岳)
 * Kaito Kumon (駆紋 戒斗): Yutaka Kobayashi (小林 豊)
 * Mitsuzane Kureshima (呉島 光実): Mahiro Takasugi (高杉 真宙)
 * Mai Takatsukasa (高司 舞): Yuumi Shida (志田 友美)
 * Takatora Kureshima (呉島 貴虎): Yuki Kubota (久保田 悠来)
 * Chucky (チャッキー): KANON
 * Rica (リカ): MIINA
 * Rat (ラット): Ren Ozawa (小澤 廉)
 * Zack (ザック): Gaku Matsuda (松田 岳)
 * Peco (ペコ): Saku Momose (百瀬 朔)
 * Hideyasu Jonouchi (城之內 秀保): Ryō Matsuda (松田 凌)
 * Ryoji Hase (初瀬 亮二): Atsushi Shiramata (白又 敦)
 * Ryoma Sengoku (戦極凌馬): Tsunenori Aoki (青木玄徳)
 * Oren Pierre Alfonzo (凰蓮・ピエール・アルフォンゾ): Metal Yoshida (吉田 メタル)
 * Lock Dealer Sid (錠前ディーラー　シド): Kazuki Namioka (波岡 一喜)
 * DJ Sagara (DJサガラ): Tomomitsu Yamaguchi (山口 智充)
 * Narration (ナレーション), Sengoku Driver Voice (戦極ドライバー音声), Lockseed Voice (ロックシード音声): Hōchū Ōtsuka (大塚 芳忠)

Lockseeds

 * Lock Used:
 * Gaim
 * Orange, Ichigo, Sakura Hurricane
 * Baron
 * Banana
 * Ryugen
 * Budou, Rose Attacker
 * Zangetsu
 * Melon
 * Gridon
 * Donguri
 * Kurokage
 * Matsubokkuri
 * Arms Change:
 * Gaim
 * Orange Arms, Ichigo Arms
 * Baron
 * Banana Arms
 * Ryugen
 * Budou Arms, Kiwi Arms
 * Zangetsu
 * Melon Arms
 * Gridon
 * Donguri Arms
 * Kurokage
 * Matsubokkuri Arms