This game has to be incredibly unknown. I put "video game kill mobsters slide tackles" in Google, and it got absolutely nothing.
Your best bet is to identify who this character is. A quick googlefu usually lands on the answer very easily with the image i provided...Well, it looks like a game called Kill Everyone.
I searched on Steam and didn't see it. I'm not going to put that search term in my Google search history!
My Googlefu suggests Not A Hero
Correct!ROFL!
Ah, I see it now. Tricky Towers!
Ah, brilliant! I didn't see it at first, was wondering what you were doing with Wordle squares. Took Zloth's reaction to turn the lightbulb on