1 History
2 Comparison to other games
2.1 Technical aspect
3 Game types
3.1 Role-playing
3.1.1 Bulletin board role-playing games
3.2 First-person shooter
3.3 Real-time strategy
3.4 Turn-based strategy
3.5 Simulations
3.5.1 Sports
3.5.2 Racing
3.6 Casual
3.6.1 Music/Rhythm
3.6.2 Social
4 Research
5 Spending
6 See also
7 References