These two games are very well known and i enjoyed them
In this game you play as gordon freeman and you have to save earth from a alien invation. Through the series of games is still unfinished after 18 years.
War thunder
War Thunder is a combat game where you can play Tanks, planes, and boats. You have to capture points and keep them to win.
would rate 8/10
Roblox
Roblox is a cross platform game where the player can make games for others to play. I find it fun Since I can play with my friends.