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A known, but mysterious phenomena that strikes suddenly and without warning.The victims of Amos are known to have severe and sudden aches and pains.

An honored and revered leader of Runescape clans. His kill is highly sought after.
P1:What the heck happened?
P2:It was Amosstorm. He came out of nowhere and KO'd you!
P1:Man that hurt!
P2:Someday I sure would like to get his kill picture.
by blue 90 May 10, 2006
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