DDD CDF

• Harpie's Feather Duster is Forbidden
• Raigeki is Forbidden
• 36 cards first released after Tengu's card pool closed (2011-09-17): Ash Blossom & Joyous Spring, Called by the Grave, Crossout Designator, D/D Gryphon, D/D Lance Soldier, D/D Necro Slime, D/D Savant Copernicus, D/D Savant Kepler, D/D/D Abyss King Gilgamesh, D/D/D Cursed King Siegfried, D/D/D Deviser King Deus Machinex, D/D/D First King Clovis, D/D/D Flame King Genghis, D/D/D Marksman King Tell, D/D/D Oblivion King Abyss Ragnarok, D/D/D Sky King Zeus Ragnarok, D/D/D Wave High King Caesar, D/D/D Wise King Solomon, D/D/D Zero Doom Queen Machinex, D/D/D/D Dimensional King Arc Crisis, Dark Contract with the Eternal Darkness, Dark Contract with the Gate, Dark Contract with the Zero King, Dark Ruler No More, Dark Spirit's Mastery, Divine Arsenal AA-ZEUS - Sky Thunder, Evenly Matched, Forbidden Droplet, Ghost Belle & Haunted Mansion, Infinite Impermanence, Lightning Storm, Mulcharmy Fuwalos, Nightmare Throne, Number 77: The Seven Sins, Solemn Scolding, Super Starslayer TY-PHON - Sky Crisis

Checked against the Tengu format Forbidden & Limited list (September 2011) as of 1 September 2011 and its card pool (no card first released after 17 September 2011), with the sizes and copy limits of a TCG deck.

Not checked: the TCG card pool (a card released only in the OCG).