Nothing really, only the fact that you have it, and it exists.
It's a level 100 Magikarp.
Level20, As it always does in every other Pokemon Game.
Magikarp evolve at level 20.
Your best bet would be to use the "all Pokemon shiny" code for your game then go fishing in the Resort Area for the level 100 Magikarp that can be caught there. In Platinum, that is.
I am lead to believe Magikarp evolves at level twenty.
lv. 20
It's a level 100 Magikarp.
It is a pond with many high level magikarp and one level onehundred magikarp.
Simply level it up to 20.
It is a level 100 magikarp.
Magikarp evolves into a Gyarados at level 20.
Level20, As it always does in every other Pokemon Game.
The strongest Pokemon I met is a 100 lvl Magikarp in Resort Area(I call it King Magikarp :D )
If I am not mistaken it is a level 100 magikarp I havent found anything higher than a level 89 though, but the only thing you can catch in the pond is magikarp so... yea
Then you have a level 70 pokemon!
no,it is just a high level magikarp that actually attacks with the move flail. U may find a magikarp level 100. Me and my cousin foun one at level 90. hope i helped :D :)
Magikarp evolve at level 20.