Theres some new 4th generation pokemon:Lucario,roseriedo,bonsly,Diaruga,Parukia,Cherimo,pachirisu,Dorapion,Naeturu,Hikozaru,potchama,Koroboshi,Erikuburo,Manaphy,Tamanta,Buoysel,perap,weavile,Mime J.r and munchlax.
for more info go to google,Type in 4th generation pokemon then click on pokemon elite 2000