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The stage 2 boss of Touhou 6: EoSD. The only stage 2 boss to ever get that much screen time. Arguably the strongest in all of Gensokyo.
If one is attacked by Cirno, the best defense is to talk calmly to her, and ask her a riddle. No matter how easy the riddle, there will be enough time to flee while she tries to figure out the answer.
by seventhfonist425 May 11, 2011
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An ice fairy first appearing in the 6th installment of the Touhou series, "Embodiment of Scarlet Devil".

Words like "stupid" or "fool" can be replaced by "Cirno".

But disregard all of that, all you need to know about Cirno is ⑨.
"I'm the strongest!", said Cirno.
by Riboflavinbob January 14, 2009
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