The lord of all dragons has become the king of Dragon Rock & Roll (and is a giant card at Bochum 2018)
LC06-EN002 The King of D.
Level 4 DARK Spellcaster Effect Monster
This card’s name becomes “Lord of D.” while on the field. When this card is Normal Summoned: You can discard 1 Spell/Trap; add 1 “The Flute of Summoning Dragon”, “The Melody of Awakening Dragon”, or “Dragon Revival Rhapsody” from your Deck to your hand.