My Very First MOC: An ATAT From Star Wars : r/lego
Lego Star Wars - Motorised AT-AT Moc | Finally finished my Star Wars AT-AT. That said I might make some improvements like putting in a larger motor if it fits. | By
LEGO MOC AT-ACT (75054 AT-AT Modification) by brickwich | Rebrickable - Build with LEGO
LEGO Star Wars AT-AT Walker MOC | Building Instructions - YouTube
LEGO MOC Motorized AT-AT by The_Brickasso | Rebrickable - Build with LEGO