I tried to fix Level 8 Dragons (pure dragon Blue Eyes, Felgrand, Galaxy Eyes decks) with a single card - Text and details in the comments : r/customyugioh
PURE Felgrand Deck Profile | Duel Amino
PURE Felgrand Deck Profile | Duel Amino
The Organization | Creative Deck Profile: Felgrand Rokket with Dragunity, ft. Divine Dragon Titanomakhia