RIPIO arises in November 1998 in Buenos Aires, Argentina, after passing through bands like Hangar 18, Kalpas, Shed 64, cyanide, etc. Eduardo Costanzo launches solo under the name RIPIO, recording all the instruments at its four discs and taking charge of production and dissemination thereof.

The influences of RIPIO cover all styles of heavy metal such as power, thrash, speed, hard, punk, hardcore, etc.