Compleated Obliterator

Compleated ({b/r} can be paid with {b}, {r}, or 2 life. If life was paid, this creature enters
the battlefield with two -1/-1 counters on it.)
Whenever you pay life, remove a -1/-1 counter from Compleated Obliterator.
It screeched, its clicking metal scraping against flesh, the time had come, Kamigawa wasnt safe, nowhere was.