The Duelists' Duty is the first booster pack to introduce Arm Monsters and Arms Duels exclusive cards.
List[]
| Set no. | English name | Rarity | Category |
|---|---|---|---|
| DUDT-EN001 | Blue-Eyes White Dragon | Valiant Rare | Normal Monster |
| DUDT-EN002 | Kaiser Sea Horse | Super Rare | Effect Monster |
| DUDT-EN003 | Lord of D. | Rare | Effect Monster |
| DUDT-EN004 | Armed Force Dragon | Valiant Rare | Arms Monster |
| DUDT-EN005 | MB-5 Devastator | Super Rare | Arms Monster |
| DUDT-EN006 | Star-Spangled Warrior | Super Rare | Arms Monster |
| DUDT-EN007 | Attack Chopper | Rare | Arms Monster |
| DUDT-EN008 | Commando Dragon | Common | Effect Monster |
| DUDT-EN009 | Kinetic Knight | Common | Effect Monster |
| DUDT-EN010 | Storm Shooter | Common | Effect Monster |