Worldender

Flash
Worldender can not attack. Worldender may block any number of attacking creatures. Worldender gains reach until end of turn if it's controller takes a shot.
{x}{x}: Each opponent loses X life where X is the amount of mana to activate this ability.
"The return of Worldender heralds the end of days for the paltry fool. To shackle Worldender to one's will speaks to the unbridled power of the wizard.