- All Class 720 trains were extended from 4 to 5 coaches in V1.0, making them the longest non-Next Generation trains nowadays.
- In real life, the Class 720 trains have a yellow front, despite yellow train fronts no longer being legally required in the UK.
- This is the first Aventra train.
- With 5 coaches, this is the longest paper train. It has the same length as the Class 332.
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