I want to update my terrible 60hz monitor because I'm tired of having good aim but seeing my enemies lag on the screen xD What factors should I look for? I don't want to spend too much but want a decent one

The truth is that since I saw him it was almost impossible not to want to draw him! I love his style, his green hair is the best. Wingmang is the most adorable thing in the world! I want to hug him. https://preview.redd.it/ybivn9os5jna1.jp...