Counter-Strike on Nintendo DS: Never Released, Homebrew Only

No. Counter-Strike (1.6, Condition Zero, Source, Global Offensive, 2) has never been officially released on Nintendo DS.

Why?

• Hardware: DS (66/33 MHz ARM9/7, 4 MB RAM) cannot run GoldSrc/Source Engine
• Controls: Twin-stick FPS impossible on D-Pad + Touchscreen (no right stick)

DS Homebrew / Ports (Requires Flashcart / CFW)

• Counter-Strike 2D (CS2D) DS Port: Top-down 2D fan port. Playable via TWiLight Menu++
• Cubic Storm / Ironfall Invasion: Native DS FPS Homebrew (Tech Demos)
• Moon / Dementium: Commercial DS FPS (Renowned for pushing hardware)

Best Portable CS Experience

• Steam Deck / ROG Ally / Legion Go: Native CS2 / CS:GO
• Android (via Steam Link / Moonlight): Stream from PC
• CS:GO / CS2 Mobile (China / Unofficial Ports): Exist but janky