H5N1

• Harpie's Feather Duster is Forbidden
• 3 copies of Black Whirlwind, which is Limited (at most 1)
• 32 cards first released after Tengu's card pool closed (2011-09-17): Artifact Lancea, Ash Blossom & Joyous Spring, Assault Synchron, Black Feather Whirlwind, Black-Winged Assault Dragon, Blackwing - Boreastorm the Wicked Wind, Blackwing - Chinook the Snow Blast, Blackwing - Nothung the Starlight, Blackwing - Oroshi the Squall, Blackwing - Shamal the Sandstorm, Blackwing - Sharnga the Waning Moon, Blackwing - Simoon the Poison Wind, Blackwing - Sudri the Phantom Glimmer, Blackwing - Twin Shadow, Blackwing - Vata the Emblem of Wandering, Blackwing Full Armor Master, Bystial Dis Pater, Called by the Grave, Chaos Angel, Dominus Impulse, Draco Berserker of the Tenyi, Forbidden Droplet, Ghost Belle & Haunted Mansion, Hot Red Dragon Archfiend Abyss, Lightning Storm, Mulcharmy Fuwalos, Nibiru, the Primal Being, Pot of Prosperity, S:P Little Knight, Small World, Super Starslayer TY-PHON - Sky Crisis, Triple Tactics Talent

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).