One game-related link because it's timely: the annual Rogulike Celebration is happening this weekend in San Francisco. Roguelikes are not exclusively text mode graphics, but many are. Their headliner is Dwarf Fortress, for example.
https://play.google.com/store/apps/details?id=o.o.joey&hl=en_ZA&gl=US
I started using it when I got fed up with the official app.