You can trade it from heart gold/ soul silver or get lucky and find a shiny magicarp (golden/yellow) and evolve it into shiny gyarados (red gyarados)
Easy! Just trade the red gyarados from soulsilver to diamond.
your a fag
use a super rod
It's also possible to catch it. Beat it the same way as a normal Garados..
It is at the Lake of Rage in the middle of the lake. You will have to surf to catch it.
a shiny magi karp will
i will trade shiny garados for ryquaza at 3:00 u.s.a my name ash fc 5198 4590 6757
It is red because it is shiny and its only luck to find one
You get the red shard from the red garados if you fail to catch it at the lakeof rage.
a red gyrandos is a shiny Pokemon and it lives with other gyrandos-in water
You get him at the LAKE OF RAGE north of maghony town.
its just a rare Pokemon also its gyarados