Unchained Breaker

• Harpie's Feather Duster is Forbidden
• 41 cards first released after Tengu's card pool closed (2011-09-17): Abominable Chamber of the Unchained, Abominable Unchained Soul, Abomination's Prison, Aerial Eater, Ash Blossom & Joyous Spring, Buio the Dawn's Light, Called by the Grave, D/D/D Wave High King Caesar, Escape of the Unchained, Fiendsmith Engraver, Fiendsmith in Paradise, Fiendsmith's Desirae, Fiendsmith's Lacrima, Fiendsmith's Requiem, Fiendsmith's Sanct, Fiendsmith's Sequence, Fiendsmith's Tract, Forbidden Droplet, Ghost Belle & Haunted Mansion, Lacrima the Crimson Tears, Lightning Storm, Luce the Dusk's Dark, Mulcharmy Fuwalos, Mulcharmy Purulia, Mutiny in the Sky, Necroquip Princess, S:P Little Knight, Santa Claws, Solemn Strike, Triple Tactics Talent, Triple Tactics Thrust, Unchained Abomination, Unchained Soul Lord of Yama, Unchained Soul of Anguish, Unchained Soul of Rage, Unchained Soul of Sharvara, Unchained Soul of Shyama, Unchained Twins - Aruha, Unchained Twins - Rakea, Unchained Twins - Sarama, Underworld Goddess of the Closed World

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).