Space Stone

Space Stone is invincible.
Creatures you control have first strike.
{6}: Equip target creature, equipped creature gets double strike and if it were to be dealt damage take none, but put a -1/-1 counter on equipped creature.
{3}{x}: Create copy of target creature where X is target creatures converted mana cost.
Able to reside everywhere at once, a user of the Space Stone can be a formidable foe.