Phyrexian Pyre

Phyrexians you control have Hexproof.
{p/b}: Phyrexians you control gain Deathtouch
until end of turn.
{p/b}{p/b}: Phyrexians you control get +2/+2 until
end of turn.
{p/b}{p/b}{p/b}: Destroy all creatures, then exile
Phyrexian Pyre. You draw a card and lose 1 life.