Piston II - Metal Puzzle by Felix Ure — Felix Ure
✦ Six-step brass hostage

Piston II - Metal Puzzle by Felix Ure

Felix Ure · Kubiya Games · Metal Enigmas
“Solid brass, six steps, four steel balls held hostage. It patinas as you handle it, so the puzzle literally darkens with your mood.”
Who it's for: a houseguest magnet, best for solvers who enjoy a real fight, with a serious smugness payoff on solving.
How hard: Wickscore 7/10 — a roaring blaze.
Where in stock: In stock at Kubiya Games for $280.00 as of Jun 11, 2026.
$280.00 ✦ Seek it at Kubiya Games 🕯 wick alight
Fun axes
Weirdness ✦✦✦✦✦
Rage-quit risk ✦✦✦✦✦
Guests will ask ✦✦✦✦✦
Smugness payoff ✦✦✦✦✦
Gift danger ✦✦✦✦✦

From the field: Felix Ure rates Piston 2 at 4 of 5 difficulty: a six-step sequential-discovery solution to free four steel balls from unfinished solid brass.

In the maker's words

The Piston 2 is a sequential discovery puzzle crafted from solid brass, featuring a unique six-step solution. The goal is to remove the 4 steel balls from the top of the puzzle. The Piston 2 puzzle was designed and created by Felix Ure. It is machined from solid brass and has an unfinished surface, allowing it to gradually patina and darken with use. The Piston 2 puzzle is rated 4 out of 5 for difficulty.

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