The Cleft (LD55)
The Cleft is a game about summoning demons to form an army powerful enough to take over the world.
The game was created in 48 hours as part of Ludum Dare 55. The jam's theme was Summoning. You can browse the source here: https://github.com/brikr/ludum-dare-55
The game loads on mobile, but you may find the UI hard to use on smaller screens.