Planet Disassembler

Planet Disassembler doesn't untap during your untap step.
During your upkeep if Planet Disassembler is tapped put a destruction counter on it
Pay 10 life: Untap Planet Disassembler
{t}: Destroy X target permanents and deal X damage to any target where X is the number of destruction
counters on Planet Disassembler
{p/b}{p/c}{p/g}{p/r}{p/u}{p/w}{p/b}{p/c}{p/g}{p/r}{p/u}{p/w}: Double the number of counters
on Planet Disassembler