|This article is about a/an set of alternate forms in Kamen Rider Gaim.|
- "Soda! Lemon Energy Arms: Fight, Power! Fight, Power! Fight! Fight! Fight! Fight! Fi-Fi-Fi-Fi-Fight!"
- ―Transformation announcement[src]
Lemon Energy Arms (レモンエナジーアームズ Remon Enajī Āmuzu) is an alternate lemon-based armored European Knight/Archer form of New Generation Riders. Accessed through the Lemon Energy Lockseed, this form's Arms Weapon is the Sonic Arrow, while the helmet the Rider wears is the Lemos Headpiece (レーモスヘッドピース Rēmosu Heddopīsu) with the Steering Eye (ステアリングアイ Sutearingu Ai) visor. While it is the default form of New Generation Rider Duke, it can also be used by other Riders, provided that the latter has a Genesis Driver.
- New Generation Rider Duke (Main user/Super Form; Gaim Gaiden: Duke, Gaim Episodes 14, 18, 19, Gaim Gaiden: Zangetsu, 28, 31, 32, Golden Fruits Cup!, 38-41, 43, Final Stage)
- New Generation Rider Baron (Super/Ultimate Form; Gaim Episodes 26-29, 31-35, 37, Golden Fruits Cup!, 38-42, Final Stage)
- Kamen Rider Gaim
- Jimber Ride Wear
- Kachidoki Ride Wear
- Kiwami Ride Wear
- Ride Wear (Drive Arms ver.)
- Kamen Rider Ryugen
- Kamen Rider Zangetsu
- Ride Wear (Watermelon Arms ver.)
- Kamen Rider Gridon
- Kamen Rider Kurokage
- Kamen Rider Bravo
- Kamen Rider Knuckle
- Kamen Rider Bujin Gaim
- Kamen Rider Mars
- Kamen Rider Kamuro
- Kamen Rider Zangetsu Shin
- Kamen Rider Duke
- Ride Wear (Dragon Energy Arms. ver)
- Kamen Rider Sigurd
- Kamen Rider Marika
- This form's Arms Weapon is the Sonic Arrow.
- Both Duke and Baron have their Rider symbols on the left side of their chest.