After beating the elite four if you chose blue after watching TV in your house you can find latios on every route which makes it hard to capture you can usually find it west of mauville city. It can turn up anywhere and you have a small chance of seeing it, let alone catch it, because it will flee on the first turn it has, unless you use a move that prevents it escaping.
You can find Latios on Pokemon Emerald, Ruby, and SoulSilver.
You have to lock it up on the pokedex.
Your Home
there is no BEST way to find him, everything is completely random.
Legendary pokemon you can find in emerald are (without cheats & events) Rayquaza, Groudon, Kyogre, Regirock, Regice, and Registeel.You can get latios OR latias in pokemon emerald too.rayquaza,kyogre,grouden,jirachi,deoxys and i think mew
after beating league champion in woods and water.
Latios can be traded to Colosseum from Ruby, or Emerald.
No, you can only get Latias in Sapphire and Emerald and Latios in Ruby and Emerald.
No legendary Pokemon even latios and latias can have eggs.
in the pokedex
In the third generation game of Pokemon Emerald, Latios is one of two legendary Pokemon that will flee from the player if found. After defeating the Elite Four, the player speaks to their mother and this action sets Latios flying all over Hoenn. It can then be encountered randomly in tall grass.
It is possible, but you can't catch them both on 1 Pokemon game. If you have Pokemon Emerald, Ruby and or Sapphire. Then you can get them both. For example: Someone trade Latios and you have Latias, trade an another Pokemon for Latios and you have them both.