The LEGO Technic set 42140 seemed to me like a good opportunity to create a classic racing ripsaw, just like the good old RC Tracked Racer 42065 from 6 years ago, but
LEGO Technic 42140 App-Controlled Transformation Vehicle - it's all about the flip [Review] - The Brothers Brick | The Brothers Brick
LEGO MOC Tracked Transformation Vehicle (42100 c-model, 42140 alternate) by klimax | Rebrickable - Build with LEGO
LEGO MOC snowfield in 42140 by nofans2 | Rebrickable - Build with LEGO