Playerbox at 4th fl. Siam Discovery (Indoor E-Gokart Track, Game Arcade, Digger Land-空调电动卡丁车赛道, 游戏街机区, 挖掘乐园,)
194 Phaya Thai Rd, Khwaeng Pathum Wan, Pathum Wan, Bangkok 10330
Go straight for Pack B at ฿700: an hour of unlimited gaming, one excavator turn, plus one full kart run. The math lands on the same money as a kart plus an arcade hour bought separately, with the excavator essentially free in the bundle. Bring your Playerbox receipt to the mall parking counter for the discount.
You step off the escalator onto the 4th floor of Siam Discovery, and the indoor kart track sits right there with the arcade running behind it. The space is air-conditioned the whole way through. Forty-plus machines line the back wall.
Three things matter here: the karts, Digger Land, and the arcade. The regular electric karts top out at 24 km/h and need riders at least 125 cm tall. The kids' karts crawl at 8 km/h and accept anyone over 110 cm. Each session is eight minutes for ฿350 (regular) or ฿300 (kids). Digger Land puts real electric mini-excavators into a supervised sandpit and lets the operator dig for ten minutes for ฿200. The Unlimited Gaming wristband runs ฿300 for the hour and covers the 40-plus cabinets, a row of racing simulators, a PlayStation 5 bay, Nintendo Switch consoles, and a Sinister VR rig. The 4th-floor branch also runs the VR Paraglider experience, which is specific to this location at ฿350 for a solo flight or ฿500 for two.
One thing to know before you bring kids: the height cutoffs are strict. The kids' karts won't take anyone under 110 cm. The regular karts hold the line at 125 cm. Measure your kid before you queue.
Bundle packs run from ฿500 to ฿1,000 and Pack E covers all four attractions for a single ฿1,000, which is the move for a first-timer who wants to taste each station. The branch shares parking with Siam Discovery, with a mall discount applied at the counter if you show your Playerbox receipt. Closest transit is BTS National Stadium, Exit 3. BTS Siam also reaches it through the mall.