Units and Colliders

To be hoverable:

Unit needs Collider that is no trigger. This collider needs to be on the object that also has the RtUnitBhv component.

Unit needs to be selectable OR targetable.

To be Pickup/Powerup:

Unit needs Collider that is a trigger.

Unit needs a Pickup/Powerup component.

Also see Item Pickup

To be hit by Projectiles

When projectiles should collide with units, either the unit or the projectile has to have a Rigidbody. The contract in TBE is that units have a Rigidbody and Projectiles do not.