Power Gem

The Mind Gem, also referred to as the "Stone of the Mind", or simply the Mind Stone, is a fictional cosmic artifact featured in comic books published by Marvel Comics. It also appeared in the Marvel Cinematic Universe series of films.

The Mind Stone is one of six cosmic relics that comprise the Infinity Stones. In the Marvel Cinematic Universe, the Infinity Stones were created by the Celestials and contain great power. The Mind Stone, as its name implies, grants one the ability to affect the minds of others.