Have anyone made game or template using HTML??

Answer 1

A basic text based game.
Reaction game.

Just go to code playgrounds and type in the search box "Game"

https://code.sololearn.com/WdwSg2Um7KD2/?ref=app
https://code.sololearn.com/WoohgJ8qCPbq/?ref=app

Answer 2

Do you want to make your own html 5 game?

check out game developement ebooks in

https://www.sololearn.com/discuss/617443/?ref=app