Advanced format ruling
Red-Eyes Wyvern
Card effect (current official text)During your End Phase, if you did not Normal Summon/Set a monster this turn: You can banish this card from your Graveyard; Special Summon 1 "Red-Eyes" monster from your Graveyard, except "Red-Eyes B. Chick".
Current rulings for this card are maintained by Konami.
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Advanced forum — sourced change requests get reviewed.