Same thing it always does: Gyarados.
magicarp ftw
the first answerer answered Magicarp and Bidoof.
Magikarp learns the move Flail at Level 30.
No you cant. a male combee gives magicarp a run for its money
Magicarp
yes you can cath more than a magicarp with the old rod but the only other thing you can catch with it is a feebas you can also on Pokemon heart gold ( don't know about soul silver) catch a polywag ^^
it is magicarp ;)
1) catch a magicarp with an old rod 2) evolve it. or catch 130 "gyrados" with a super rod at various locations.
Go to a place where there are wild Magicarp and just keep looking until a shiny Magicarp comes. There is a 1 in 8,192 chance in finding a shiny pokemon.
in Pokemon pearl scyther evolves when you give it a metal coat and then it evolves about level 25
magicarp
magicarp, no dout