Here's how the Metropolitan pack for Element 3D looks like in After Effects.
3D Pre-Compose for After Effects
Video Copilot have released a free script for After Effects, 3D Pre-Compose.
Video Copilot - Simulated Scopes Tutorial
Video Copilot have released a tutorial on creating simulated scopes in After Effects.
Environment Tips for Element 3D
Andrew Kramer has posted a new tutorial that shows how to control 3D backgrounds inside Element 3D for After Effects.