Crystalline Queen

Indestructible, Prismatic (This card has all colors (including colorless) among Prismatic creatures you control.)
{t}Prismatic creatures you control have all colors (including colorless) until end of turn.
{t}Prismatic creatures you control have Hexproof and +X/+X until end of turn where X is the number of colors Crystalline Queen has.

She rules with a gentle fist and an iron will