Archfiend

• Harpie's Feather Duster is Forbidden
• 46 cards first released after Tengu's card pool closed (2011-09-17): Alba-Lenatus the Abyss Dragon, Albion the Branded Dragon, Archfiend Emperor, Archfiend Heiress, Archfiend Matriarch, Archfiend Playtime, Archfiend Strategy, Archfiend's Fervor, Archfiend's Usurpation, Ash Blossom & Joyous Spring, Called by the Grave, D/D/D Wave High King Caesar, Divine Arsenal AA-ZEUS - Sky Thunder, Dragon's Mind, Duke Archfiend, Fiendsmith Engraver, Fiendsmith's Requiem, Fiendsmith's Sanct, Forbidden Droplet, Garura, Wings of Resonant Life, Highness Archfiend, Juraishin, the Cursed Thunder God, Matador Archfiend, Mudragon of the Swamp, Mulcharmy Fuwalos, Mulcharmy Purulia, Mysterion the Dragon Crown, Necroquip Princess, Pot of Prosperity, Pre-Preparation of Rites, PSY-Frame Driver, PSY-Framegear Delta, PSY-Framegear Gamma, PSY-Framelord Omega, Radiant Typhoon Vision, Regenesis Archfiend, Regenesis Sage, Ritual of the Matador, Royal Archfiend, S:P Little Knight, Super Starslayer TY-PHON - Sky Crisis, Swordsoul Supreme Sovereign - Chengying, The Fallen & The Virtuous, Throne of the Archfiends, Triple Tactics Talent, Triple Tactics Thrust

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).