Another MacGuffin

With Thanos wielding the might of the six Infinity Stones in the Infinity Gauntlet, wouldn’t it be a good idea for the heroes of the Marvel Cinematic Universe to wield something of equal power?
With characters likes Adam Warlock and Doctor Strange entering the fray, surely someone on the heroic side will know of objects with power to rival the Infinity Gauntlet?
Imagine if Adam Warlock arrives with the MCU version of the Heart of the Universe. Or if Doctor Strange can get his hands the Evil Eye of Avalon. Or if Tony Stark creates a live action version of the Ultimate Nullifier. Thanos would undoubtedly have to think twice about going ahead with his plan if any of those items appeared on the heroes side.
Now let’s look at the final thing that will be needed to beat Thanos.
