What's the Difference between Marth and Roy? (SSBU)

Is Roy just a glorified echo?
Let's find some key differences between Marth and Roy.

Thanks for watching!

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The intro and endcard music were made by my good friend Will (Liam Solas)!
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Some of the songs used in this video are owned by Nintendo/Intelligent Systems.
Tracklist:

Advance (Super Smash Bros. Ultimate)
Attack - Fire Emblem (Super Smash Bros. Ultimate)
Beyond Distant Skies - Roy's Departure (Super Smash Bros. Ultimate)
Fire Emblem Theme - Heroic Origins (Super Smash Bros. Ultimate)
Coliseum Series Medley (Super Smash Bros. Ultimate)
Under this Banner (Super Smash Bros. Ultimate)

Видео What's the Difference between Marth and Roy? (SSBU) канала Alex.EXE