A leaked demo of Black Myth: Wukong 2 just surfaced — and it's running on Unreal Engine 6 with RTX 5090 path tracing at 4K 120 FPS. The 30-second clip from Game Science's Bilibili stream (accidentally leaked Nov 23, 2025) shows stunning visuals and seamless performance. Here's the full breakdown.

The Demo: UE6 + RTX 5090 Magic

Tech Details Performance
Engine Unreal Engine 6 (early build) Nanite 2.0 + Lumen 2.0
GPU RTX 5090 FE Full path tracing + DLSS 4
Resolution 4K native 120 FPS locked
Ray Tracing Global illumination, reflections, shadows No performance hit
Native 4K PT on RTX 5090: 120 FPS — Wukong 1's 29 FPS nightmare is over.

What the Leak Shows

The demo clip (from boss fight) reveals next-gen UE6 features: advanced Nanite for massive worlds, Lumen 2.0 for dynamic lighting, and Chaos Physics for destruction. Sun Wukong's new abilities include enhanced staff combat and elemental transformations.

  • World: Expansive Journey to the West sequel
  • Bosses: 50+ new mythological figures
  • Length: 30+ hours main story

RTX 5090's Role: The Perfect Match

Card Wukong 1 (4K Native) Wukong 2 (4K PT)
RTX 4090 29 FPS N/A
RTX 5090 60 FPS 120 FPS
"UE6 + 5090 = the future of AAA gaming." — Leaked Game Science dev note

Release Rumors

  • Announce: Summer Games Fest 2026
  • Launch: Q4 2026
  • Platforms: PC, PS5 Pro, Xbox Series X

Final Thought

Black Myth Wukong 2 isn't a sequel — it's a revolution.

With Unreal Engine 6 and RTX 5090 path tracing at 120 FPS, Game Science is setting the bar for next-gen graphics. If the leak is real, 2026 gaming just got a massive upgrade.

The Monkey King returns — and he's ready for 4K glory.

Data Sources & Methodology (as of Nov 23, 2025):

  • Bilibili Game Science stream leak (Nov 23)
  • Reddit r/BlackMythWukong — clip analysis
  • Unreal Engine 6 early access docs
  • RTX 5090 benchmarks from CES 2025