The Mind Stone presumably grants whoever possesses it complete control over another person's mind. Loki used it on Hawkeye, Selvig and about twenty S.H.I.E.L.D. agents in The Avengers.
shareBecause he was sucker punched by Corvus Glaive, and presumably his weapon was tailored to counter Vision abilities
sharehe was barely alive that's why.
share^What they said. He physically couldn’t - he was stabbed with a very powerful weapon (presumably one of the most dangerous in the universe) that basically disrupted his powers and thus phase he could not..
shareVision didn't know how to use the stone. It basically served as his power source, nothing more.
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