sassy male only
http://www.serebii.net/dungeonsky/starter.shtml
You can start the game as a Riolu, but they are also found in Crystal Cave, although they appear rarely.
U can't!
*You
No, Riolu was only made playable in Explorers of the Sky.
You can't! You can only get Riolu in Explorers of the Sky.
no
You have to be a male and you have to be a sassy type.
No,but when Explorers of Sky comes out you can.
yes. yes u can
There are a few new dungeons and some new starter pokemon, such a Riolu, which is a good one to play as.
No there is not.
Riolu can be found in Crystal cave and its actually easy to find riolu, but it will take forever trying to recruit it
Riolu, Phanpy or vulpix
you need to have explorers of the sky and answer the questions correctly to be riolu
answer the questions until you get a sassy nature (riolu is only male)