This game doesnt require trade to evolve certain pokemon that evolve while trade, instead this game using evolve stone, If you dont know what stone to use, just buy all evolution stone and test one by one on your pokemon
To the people who wondering how to evolve pokemon that only evolve via trade, THis game doesnt require trade evolve thingy, instead it evolve using Evo Stone.
try it.
Seem cant i cant found Latios or Latias i "borrow (steal actually using cheat code) from Lance. I only found his mega Latias and steal it. But a weird thing happen, it became mega evolution forever (for me its good). Now only just need to find latios . Is there Latios location in this game btw?