Tengu format ruling
D.3.S. Frog
Card effect (current official text)"Des Frog" + "Des Frog" + "Des Frog"
A Fusion Summon of this card can only be conducted with the above Fusion Material Monsters. This card gains 500 ATK for each "Treeborn Frog" in your Graveyard.
Rulings
- You can Fusion Summon this card with a "Dupe Frog" being treated as "Des Frog", but not with "King of the Swamp".
Rulings data courtesy of Format Library — formatlibrary.com. Spotted an inaccuracy? Flag it in the Tengu forum — sourced change requests get reviewed.