In Grim Tales I did Work on Collision system fixd particle effect, powerUp and the Spawn system.
In Rodent Rumble I did fix Spider Webb, Power Up, particle effect and The collision
In The Third project Final cut I have build the editor where you can edit waypoint system, change the how the Ai is patroling and search defending position. events in the game can also be changed all physic object in the game. I fix the Ai system thats building on a A*, Blackboard and Solution Pathfinding.