Pre-series
Series
Post-series
- 2009: In the World of Decade, Faiz fights with the other Kamen Riders to defeat Dai-Shocker. (All Riders vs. Dai-Shocker)
- 2011: In an Alternate Timeline where Shocker conquered the world in 1971, Faiz is among the Kamen Riders who reappear to defeat Shocker and its Great Leader. (Let's Go Kamen Rider)
- 2012: Faiz is among the many Riders who apparently defeated by Captain Marvelous (Gokai Red), Emperor of Dai-Zangyack which seeks to wipe out the Kamen Riders, opposing Dai-Shocker led by Great Leader Tsukasa Kadoya (Kamen Rider Decade) who are hunting the Super Sentai. Infact, all the presumed deceased Riders and Sentai had been transported to the dimensional rift, from which they emerge to defeat the new Shocker-Zangyack Alliance. (Super Hero Taisen)
- 2013
- Faiz joins in the battle against Space Crime Syndicate Madou's army of revived monsters. (Super Hero Taisen Z)
- Faiz, among the first 15 Heisei Riders, is summoned to World within the Magic Stone, where he helps to defeat the evil wizard Amadum and his army of monsters. (Wizard ep. 52-53)
- 2014: Faiz participates in the battle to defeat the Underground Empire Badan, as well as the brief conflict between the Heisei Riders and Showa Riders. (Kamen Rider Taisen)
- 2015: In an Alternate Timeline where Shocker conquered the world in 1973, Faiz rebels and joins the other Riders in the fight against Shocker before the timeline is restored. (Super Hero Taisen GP)
- 2022-2023: Smart Brain attempts to seize Musou Genm Corporation from Kuroto Dan, who was revived as a Humagear by Gai Amatsu. However, this was foiled by Kuroto, who transforms into Genm Musou Gamer, singlehandedly defeated Smart Queen, who transforms into Kamen Rider Delta. Smart Brain is also placed under scrutiny by an AI called Zein, since the Arch Orphnoch is the head of the company. Zein views the Orphnochs as a threat to its goals that Gai attempts to appeal Kuroto and the Arch Orphnoch to join forces against Zein, but to no avail. Meanwhile, Takumi is among the heroic Riders who gave his Rider powers to Zein, unaware of its endgoal to subjugate mankind. (Kamen Rider Outsiders)
