Nicktoons: Attack of the Toybots
Nicktoons: Attack of the Toybots
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Using the Free Look tool included with the Gamecube emulator Dolphin, a rather grim Easter Egg can be found on the packaging box of the character Mr. Snuggles.

The message is flipped upside down and reads:

I'll hug you and kill you.

You'll never sleep again.

I'll kill your parents.
Contributed by Regen-33
In the game’s concept art gallery, there is artwork of an early scanner pod showing Arnold being scanned with an Irken Invader guarding the pod
Contributed by Operationgamer17
In the Wii version, there are unused master model files of characters from the KaBlam! and Action League series of television shows.
Contributed by Operationgamer17