Raise the Titan

Until end of turn, target desert you control becomes a 10/10 indestructible Golem artifact creature named Ogierix, the Unstoppable Titan, with Haste and "When this creature attacks destroy all other creatures." (It cannot be tapped for mana while it is not a land.)
Raise the Titan deals 5 damage to you.
"Rise, The enslaver of fiends and destroyer of all"
-Kracava, Leader of the Cultists