Killer of gods

Deathtouch, vigilance, godspeed (this creature
cannot be counterd, it's damage cannot be prevented,
and if a player where to be attacked by him while he
or she is at 1 life, he or she loses the game, this loss
cannot be prevented)
When killer of God's attacks or blocks, all
creatures lose indestructible and all enchantments become stone tokens until end of turn (they are artifacts with: {t}: sacrifice this artifact)
a nightmares worst nightmare