The Reality Stone

Non-creature cards you cast cost {1} less to cast.
{t}:Add {2}
{2}{t}: Add up a creature you controls power and toughness, then distribute that number among their power and toughness as you choose. (You cant make their toughness 0)
{8}{t}: All creatures without indestructible get -X/-X until end of turn where X is whatever number you want.