{"product_id":"roemr04s-alchemy-city-mechanical","title":"Robotime - Alchemy City, Mechanical Marble Run, w\/Automatic Ascent Set","description":"Build a glowing mechanical city where marbles race through shimmering towers and mirrored bridges. Gears turn, lifts rise, and lights react to every sound, transforming each run into a hypnotic show of motion and color. With its futuristic design and seamless gear system, Alchemy City is both a challenge to build and a spectacle to behold - a kinetic skyline powered by your own hands.\u003cp\u003e\u003c\/p\u003e\u003chr\u003e\u003cdetails open=\"\"\u003e\u003csummary\u003e\u003cb\u003eFeatures:\u003c\/b\u003e\u003c\/summary\u003e\u003cul\u003e\n\u003cli\u003eSound-Reactive LEDs: Seven light boxes and 120+ patterns bring your build to life with music and motion.\u003c\/li\u003e\n\u003cli\u003eExpandable World Module: Connect with other ROKR sets to create a larger, linked marble city.\u003c\/li\u003e\n\u003cli\u003eContinuous Gear-Lift System: An automatic staircase keeps marbles running endlessly in a mesmerizing loop.\u003c\/li\u003e\n\u003cli\u003eMechanical Art Design: Transparent tracks and synchronized gears blend engineering with beauty.\u003c\/li\u003e\n\u003c\/ul\u003e\u003c\/details\u003e","brand":"Robotime","offers":[{"title":"Default Title","offer_id":47892827144404,"sku":"ROEMR04S","price":59.99,"currency_code":"USD","in_stock":false}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0879\/6966\/files\/roemr04s.jpg?v=1778018591","url":"https:\/\/www.hobbyrecreationproducts.com\/products\/roemr04s-alchemy-city-mechanical","provider":"Hobby Recreation Products","version":"1.0","type":"link"}