Easy(V1-V2 @ 35°)

Rolyat by Manny

Intermediate(V3-V5 @ 35°)

it's a trick question by Thatsprettybrad

Advanced(V6-V8 @ 45°)

unknown #78 by spalermo

Mega(V9-V12 at 45°)

Bratata by BrimpyBoi