OK. Let me say it more clear.
If you wand to create good games you must have some basic stuff.
That I can name are:
1. Physics
2. AI
3.Tools to make Levels
If you wand to create good games you must have some basic stuff.
That I can name are:
1. Physics
2. AI
3.Tools to make Levels
Would you like a "Make Half Life 2" instant button along with it?