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Looney Tunes - Back in Action

PlayStation 2 · Native play via PCSX2

Controller:
☁️ Cloud Save
Save location: <Launcher cache folder>\PCSX2\memcards
(default: %LocalAppData%\KhoGameHub)
✕ hide First time on PC:
1. Download KhoGameHub PC Launcher (once)
2. Run it (next → next → finish)
3. Click Play on PC — game launches automatically
4. PCSX2 downloads automatically on first launch
🛑

Game is running

PCSX2 is currently running.
Do you want to stop the current game?

💾

Clear cached ROM?

This deletes the ROM cached on your PC.
Next launch will re-download it — instant launch will be lost.

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Description

Embark on a zany adventure with your favorite Looney Tunes characters in 'Looney Tunes - Back in Action'! This PlayStation 2 platformer combines humor and action as you guide Bugs Bunny and Daffy Duck through a variety of vibrant environments. Solve puzzles, defeat quirky enemies, and engage in exciting boss fights. The game captures the essence of classic Looney Tunes with its charming graphics and engaging gameplay mechanics. Whether you're a fan of the series or just looking for a fun platformer, this game promises a nostalgic trip full of laughs and challenges.

Tags: platformer adventure puzzle action single player classic difficulty

🔵 PS2 Play Guide

  1. Install KhoGameHub Launcher (once only) — PCSX2 will be downloaded automatically on first play. Click Play on PC (PCSX2), the game opens automatically.
    ⚠️ Windows SmartScreen may show a warning on first install — click More infoRun anyway to continue. This is a common warning for independent apps that haven't registered a Microsoft code-signing certificate yet; the app is completely safe. We're finalizing the process to publish on the Microsoft Store soon, after which this warning will no longer appear.
  2. Android: Install the KhoGameHub app → tap Open in App to play directly.
  3. Linux: Download KhoGame Linux Launcher (Ubuntu/Debian/Arch), run chmod +x khogame-launcher && ./khogame-launcher, then click Play on PC again.
  4. Controls: Plug in a gamepad (Xbox/DualShock both work). Switch controller type using the toggle button on the page.

💾 Saving

PCSX2 uses a virtual memory card — save in-game like a real PS2. Save state: F1 (save) / F3 (load).

⚙️ PCSX2 Settings

  • Graphics → Renderer: Select Vulkan (best) or Direct3D 12/11 if Vulkan fails.
  • Internal Resolution: 2x Native (1440p) or 3x/4x on powerful hardware — sharp image, eliminates PS2's blocky pixels.
  • Texture Filtering: Bilinear (forced) for smoother textures.
  • Anisotropic Filtering: 8x or 16x for clearer distant scenery.
  • Widescreen Patches: Settings → Patches → enable Widescreen if available (not all games support it).
  • Speedhacks: Settings → Emulation → EE Cycle Rate: -1 or -2 if games run slowly on weak hardware.
  • BIOS: The Launcher installs BIOS automatically on first run — no extra steps needed.

🎮 Controller Setup

Settings → Controllers → Port 1 → DualShock 2 → Configure. DualShock/DualSense works via USB or Bluetooth. Analog mode: press the center LED button to activate sticks.

💿 Multi-disc Games

The game starts from disc 1. To switch discs: in PCSX2 → System → Change Disc → select the disc2.chd file in the cache folder.

🖥️ Hardware Requirements — PCSX2 Qt (modern build)

✅ PCSX2 Qt build (1.7+) is very lightweight and well-optimized — mid-range laptops from 2016+ can run most PS2 games at native resolution.

Component ⚠️ Minimum (native res) ✅ Recommended (2x–4x upscale)
🪟 Windows / 🐧 Linux
CPU Dual-core 2.4 GHz with SSE2 (i3-3xxx / FX-4xxx) i5-6400 / Ryzen 5 1600 · 3.2 GHz+
RAM 2 GB 4 GB DDR4
GPU Intel HD 4000 / any GPU with OpenGL 3.0 / DX10 GTX 1060 / RX 580 (Vulkan) — for 3x–4x upscaling
Storage HDD SSD — faster CHD decode on first game load
OS Windows 8.1 64-bit / Ubuntu 18.04 Windows 10/11 64-bit / Ubuntu 22.04+
🤖 Android (AetherSX2 / NetherSX2)
SoC Snapdragon 600+ / mediatek p70 (native res) Snapdragon 845 / Dimensity 820+ (2x upscale)
RAM 3 GB · Android 8.0+ 4 GB · Android 10+

* Heavy games like God of War 2, Shadow of the Colossus need ~3.0 GHz+ single-thread CPU for 60fps. 2D/simple games run well even on minimum spec.

🛠️ Troubleshooting

  • "Invalid file" error (Failed to Open CDDVD 'xxx.chd'): Click the Clear Cache button on the game page to remove the corrupted cache. This usually happens when the ROM download was interrupted or the downloaded file got corrupted. If it still doesn't fix it, you can go to the KhoGameHub Launcher's install folder, find the corrupted ROM cache file, and delete it manually.
  • New features not working after a launcher update: Open the Launcher and check you're on the latest version; if not, re-download the latest build from the server to fully update the hybrid app's features.

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