Inazuma Eleven
Take Them Down! The 11 in Black!! (1x29)
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The Prime Minister has been kidnapped by aliens, and Endou and the others are determined to help him. The Inazuma Caravan travels to the park where he was kidnapped, ready to beat the aliens off. But wait — who are THESE people? And why do they claim the Raimon Eleven to be aliens?