Typhor, the Cursed City

{t} add two mana of any color to your mana pool,
return target permanent you control onto the
top of your library, you may not spend this
mana to cast spells returned to the top of your
library by Typhor, the Cursed City.
"The Thraetanian's defied, the Sun, the Sea,
the Wood, and even Death, so they forced
Purphoros to create a great cataclysm to destroy
them all, but instead he and Ephara hid them away