Sylvan (partially found English dub of Spanish animated series; 1990s)
From The Lost Media Wiki
Sylvan is a Spanish animated series produced by D'Ocon Films and created by Antoni D'Ocon.
The show centers on the character, Sylvan and his "heroic fantasy adventures in the Middle Ages. Sylvan is a swordsman hero of King Charles, who defends and protects the kingdom from the evil forces".
A English dub was produced, however, only the intro has surfaced on the internet.