Krypto Mouse
From superman.nu: Supermanica
Revision as of 13:13, 16 July 2005 by DrJohnnyDiablo (Talk | contribs)
Krypto Mouse was a little Smallville boy's pet mouse who grew large and gained super powers but kept his mouse personality.
(SB No. 65, Jul 1958: "The Amazing Adventures of Krypto-Mouse")