The following MATE regional competition event videos will be especially helpful as you work through the design and building of your ROV frames:

2016 MATE Monterey Bay Regional ROV Competition (8 minutes; includes the SCOUT (beginner) and NAVIGATOR (beginner-intermediate) competition classes, along with RANGER)

2017 MATE Olympic Coast Pilot Regional ROV Competition (~7 minutes; includes the SCOUT (beginner) competition class)  

The following videos are highlights of three World Championship events, which feature more advanced ROVs:

20th MATE ROV World Championship Recap Video (2022) (9 minutes, includes the RANGER (intermediate), PIONEER (intermediate-advanced) and EXPLORER (advanced) competition classes)

2019 MATE World Championship Competition Recap Video (less than 2 minutes; includes the RANGER (intermediate) and EXPLORER (advanced) competition classes) 

2019 MATE World Championship Competition - the MATE Experience (2 minutes; includes the RANGER (intermediate) and EXPLORER (advanced) competition classes)  

2018 MATE World Championship Competition - Highlight Reel (9 minutes; includes the RANGER (intermediate) and EXPLORER (advanced) competition classes)