Serious Sam 2 is actually better suited for mobile play than its predecessors in some ways. Its mission-based structure, vibrant colors, and simplified physics make it visually popping on small OLED screens. The gameplay loop of "enter arena, clear waves, move on" is perfect for short gaming sessions during a commute. The Future of Serious Sam Mobile

It wasn't Doom 3 , but for a kid waiting for the school bus, it was photorealistic.

You control Sam "Serious" Stone as he collects five medallion pieces to defeat the alien overlord, Mental .