the pose and gauntlets are 100% a reference to Vi, as mentioned in the commentary. I can understand why you'd tag it with infinity gauntlet, with the multiple different colors of gems, but I'm not sure that it's actually supposed to be referencing that as well as Vi, just happenstance on account of Jo'on usually being adorned with various gemstones in some way or another.
"Have you ever really wanted to be a total rebel flipping tables on the enemy? Have you ever tried to further improve how fast you punch people through the roof? Was there ever any certain time When you thought brute force and style combine? Well I guess now's time to shine, 'cause finally, she's here Here comes Vi!"