It's July. We're at the halfway point. I know. But it's really going to be difficult to top Japanese flyweight Takuya Eizumi's trollface for this year's best.
The result is an image that the internet isn't likely to forget soon. *Makes copy of GIF; saves on desktop*
GIF of the Day: Takuya Eizumi's Epic Victory Trollface [CagePotato via via r/MMA via Hayabusa]