Creepy Frog - Castle Crashers
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At 0:16, "Axel F" by Crazy Frog starts playing combined with Castle Crashers in-game music. At 1:24, a rapidly flashing image of Crazy Frog appears with sparkling blue and green eyes, accompanied by the explosion sound effect from the game EarthBound.
NOTE: The following video contains a screamer with flashing lights!