The only COD that you can play without a Core subscription is Warzone: //xbox/games/call-of-duty-warzone Besides that, every other COD and paid games, like FC24, GTA V, etc.

Call of Duty: Warzone!" Free for everyone.

The free version of the Hole.io app is ad-supported. This is one of the ways the company generates revenue; through paid ads.

MINECRAFT.IO free online game on Miniplay.