Designing a full-sized game for a five-inch screen isn’t about shrinking...
https://stateofseo.com/how-do-you-test-mobile-game-ui-for-thumb-reach/
Designing a full-sized game for a five-inch screen isn’t about shrinking everything down. It’s about making smart choices. You focus on touch-first controls that feel natural on small glass. You decide if portrait or landscape fits the gameplay better