Extras 3:

Rocket League Resources

High-Level Gameplay Footage

Community Training Packs

Rocket League Champiopship Series on YouTube
Rocket League Esports VoD's on YouTube

Training pack made by pro's
Database of additional training packs

Tutorials and Guides

Third-Party Statistics and Analysis

Default controls for all platforms
Pro control remapping
Pro camera settings
Positioning Tutorials
VoD Analysis Tutorials
Car Control Tutorials
Hitbox info

Simplified replay viewer
Pen tool (there doesn't appear to be the equivalent to Riftkit)

Thank you to Coaches Greg (gmoney) and Cassie (Zabi) from ConnectedCamps for their great training sessions on 7/17/20-7/18/20 in association with NASEF. Most of these links were curated from that workshop.