I am new to unity can any one help me out on this problem .Like I want to destroy 4 to 5 objects on collision of one object.Without using tags because i want to instantiate explosion on the position were 4 to 5 objects are going to be destroyed
You coud used sendmessage or(or both) sphere cast. When having all colliders in certain area you can destroy the ones you like. Or like i said sendmessage, you just call certain method in certain area, and gameobject with that method will run it.
For example: