Call of Duty: World at War — 2-Player Offline on Wii? Not Supported

Not supported. The Wii version includes:

• Single-player campaign
• Online multiplayer (via Nintendo Wi-Fi Connection – now defunct)

No split-screen, no local co-op, no bots. For offline 2-player CoD on Wii, only Call of Duty: Modern Warfare – Reflex Edition (MW1 port) offers split-screen. On other platforms (PS3/360/PC), WaW has 2-player split-screen.