Cloning Laboratory

{1}{g}{u}: Create a copy of target planeswalker you control. If you do, target opponent may have you sacrifice a creature.
{3}{g}{u}: Create a copy of target elf you control.
Then, target opponent creates a copy of a
creature they control.
{4}{g}{u}: Counter target creature spell. If you do,
target creature in your graveyard can be cast for
free this turn.