| Exclusive Metal Puzzle Library: 31 Unique Brain Teasers by Hanayama and Tetso | kubiyagames.com | 9872 USD | — | — |
| Tetso Puzzle Party Set – 17 Unique Metal Puzzles | kubiyagames.com | 5736 USD | — | — |
| Hands-On Mechanical & Logic Puzzle Gift Collection | kubiyagames.com | 1985 USD | — | — |
| Five Levels of Metal – Tetso Puzzle Set Vol. I | kubiyagames.com | 1965 USD | — | — |
| Locked Logic – 4 Metal Puzzle Set | kubiyagames.com | 1638 USD | — | — |
| Puzzle Pro - Level 10 Metal Puzzle Set | kubiyagames.com | 1560 USD | — | — |
| Hexed Bolt Puzzle Set - Two Metal Mechanical Brain Teasers | kubiyagames.com | 771 USD | — | — |
| Brass Cannon Puzzle – A Classic Sequential Discovery Puzzle | kubiyagames.com | 600 USD | — | — |
| Caged Orb Puzzle – Brass Ball-in-Cage Puzzle | kubiyagames.com | 578 USD | — | — |
| Venus Trap Puzzle | kubiyagames.com | 515 USD | — | — |
| Boltrix Puzzle – Probably the Hardest Disentanglement Metal Puzzle | kubiyagames.com | 514 USD | — | — |
| Trick Lock Puzzle - Metal Lock Brain Teaser | kubiyagames.com | 471 USD | — | — |
| Hexed Bolt – Trick Puzzle | kubiyagames.com | 428 USD | — | — |
| Hexed Bolt II – Trick Brass Puzzle | kubiyagames.com | 428 USD | — | — |
| Threadlock Puzzle - Mechanical Metal Brain Teaser | kubiyagames.com | 407 USD | — | — |
| Double M Puzzle – Metal Brain Teaser | kubiyagames.com | 386 USD | — | — |
| Loop Puzzle – A Classic Metal puzzle for Beginners | kubiyagames.com | 386 USD | — | — |
| Q&Q Puzzle – A Clever Metal Brain Teaser for All Ages | kubiyagames.com | 386 USD | — | — |
| Cast Taurus Puzzle - Tetso Metal Puzzle | kubiyagames.com | 386 USD | — | — |
| The Hook Puzzle – Metal Brain Teaser | kubiyagames.com | 386 USD | — | — |
| Two Nails Puzzle – A Classic Metal puzzle for Beginners | kubiyagames.com | 386 USD | — | — |
| Cast Anchor Puzzle - Metal Brain Teaser | kubiyagames.com | 386 USD | — | — |
| Free Star Puzzle - Cast Metal Brain Teaser | kubiyagames.com | 386 USD | — | — |
| Horseshoe Puzzle - Metal Brain Teaser | kubiyagames.com | 386 USD | — | — |
| Link Puzzle – Metal Brain Teaser | kubiyagames.com | 386 USD | — | — |
| Cast Two Keys Puzzle - Tetso Metal Puzzle | kubiyagames.com | 343 USD | — | — |