Cannot be Normal Summoned/Set. Must be Special Summoned (from your hand) by having exactly 3 DARK monsters in your Graveyard, and cannot be Special Summoned by other ways. You can banish 1 DARK monster from your Graveyard, then target 1 card on the field; destroy that target.
![Dark Armed Dragon [DUSA-EN067] Ultra Rare](http://www.cardmerchanttakapuna.co.nz/cdn/shop/products/b84d1da3-0b13-52df-8ab0-73d04e756cf9.png?v=1698555919&width=1445)