Appointment dynamic - A dynamic in which one must be at a certain place at a certain time in order to win.

Influence and status - A dynamic in which status is a reward. (Premium credit cards)

Progression dynamic - A dynamic in which success is granularly displayed and measured through the process of completing itemized tasks. (Progress bars)

Communal discovery - A dynamic wherein an entire community is rallied to work together to solve a challenge.

Source: The game layer on top of the world