Advanced format ruling
Chimera the Flying Mythical Beast
Card effect (current official text)"Gazelle the King of Mythical Beasts" + "Berfomet"
(This card is always treated as a "Phantom Beast" card.)
When this card is destroyed: You can target 1 "Berfomet" or 1 "Gazelle the King of Mythical Beasts" in your Graveyard; Special Summon that target.
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.