This is simple Python Effector that piles clones top of each other. It supports random effectors scale y parameter. It uses clone’s original object’s bounding box to get correct height. It needs primitive or polygon object to work. You should use it only with cloner. Pile Up Effector does not support rotation.

Updated 23/02/2023
All kind of new advanced features
> Uses GetBBox instead of GetRad

ar_effector_pile_up.c4d v1.73.1 (2023.1.3)

Cinema 4D, Effector, MoGraph, Python