Alanyuppie's LEGO Transformers: LEGO Springer v1.5 (updated with building instructions!)
Amazon.com: LEGO Icons Optimus Prime 10302 Transformers Figure Set, Collectible Transforming 2-in-1 Robot and Truck Model Building Kit for Adults, Perfect for Display or Play : Toys & Games
Lego Transformers 5 The Last Knight- Hot Rod - YouTube
Lego Transformers 5 The Last Knight- Crosshairs - YouTube
Transformers Toys Studio Series 75 Deluxe Class Jolt Action Figure
Lego Transformers: Barricade by abakalovesyou on DeviantArt
Lego Transformers 5 The Last Knight- Sqweeks - YouTube
WNW: 5 Builds in 5 Days. Lego Transformers by Wookie_Nipple : r/transformers