It's highly likely that, just like the Transformers: Legacy Hot Shot figure, a later release/recolor of Age of the Primes Red Alert based on the character's "Powerlinx" upgrade might feature Longarm.

Hot Shot, Starscream and Metroplex from Cybertron. A Core Class Megatron figure is the only representative of Transformers: Energon, likely due to the series' lack of popularity. Transformers ...