In tihs new version of 
There are more wild legendaries! Like:
-Giratina-Lv. 65 Giratina can be found in a passage of victory road (after pass the pokémon league!) .
-Palkia or Dialga- Lv. 60 (after the torn world (beat or caght giratina) you can go to a new area,
Time and Space ruins, you can chose Palkia or Dialga).
Palkia Dialga
-Zekrom Lv.70 (Now go to the Moki town, talk to the professor and will talk to you about Zekrom and Reshiram, legendary pokemon of Unova. And it says that they are roaming the region of West Tandor!)
Zekrom
-Reshiram Lv. 70 ('' '')
Reshiram
-Yveltal, Xerneas or Zygarde ( talk to your aunt, he says that he see 3 pokemon when he was in kalos, you can chose what is the better one, and give you a kalaton ticket, and you go to the Lumiouse City, then go to legends cave, go get the legend you chose! )