This is a paid asset, but now you can download Head Sports Football for FREE, but please remember this package is provided only for learning purposes or to be able to test before buying the product, NOT FOR COMMERCIAL PURPOSES.
Detail this asset from Unity Store: Original Link
Head Sports Football v1.0
Do your best to earn scores against your opponents and win the matches!
This is a head sports game which is a simplified version of football game. Before each game, you can choose your character and then customize its appearance and other features of the game like playground, weather, AI difficulty, match duration and etc. The rest is simple! You have four buttons to control your character and earn scores against your opponent. Two keys are for moving, one is for jumping and the other one is for kicking the ball with your foot or head. The game is easy to customize and can be a very good source for making sport games.