Varanil, Dream Neophyte

Whenever an opponent discards a creature card,create a token that's a copy of it, except it's a
blue and black Nightamre Horror with Haste and "Sacrifice this creature at the beginning of the
next endstep.
{2}{u}{b}: Each player discards a card. Activate this ability only any time you could cast a sorcery.
May your wilderness nightmares come true.