AE Tutorial: How to make a video intro with 3D effects
Effect 1: Make a Grid, and turn it into a 3D layer
Effect 2: Add a scanning effect (using masks and Twitch) to the grid
Effect 3: Add a 3D 3D stuff is awesome
Effect 4: Import a character model, key out the background.
Effect 5: Add special effects to the model using masks and Twitch
Final Effects: Tracking an animated gadget on the character mod