Bloft (BLObby and sOFT) is a real-time soft-body physics simulator optimized for real-world mobile phones. It is written in Java and uses fixed-point math only. Memory allocations are minimized to suite the needs of JVMs in older mobile phones.
Cobel Engine will be a good game engine allow user to create quality 2D scrolling game such as Castlevania , Metroids and if possible , adventure game like Sierra adventure games.