Rampant disassembler

When a creature has five or more
disassembly counters on it, you may exile it.
Whenever a creature enters the battlefield, you
may put a disassembly counter on target creature.
When there are five or more creatures exiled with
rampant disassembler, destroy rampant disassembler.
It disassembled so many things that it disassembled itself.