Water starter fan creation

I have yet to name it, and create the other two pre evos. but it would be nice if someone would help me with naming it. it has to be something "last stage" ish like the awesome sceptile, or feraligatr
info,
Pokedex:"River Lizard Pokemon" "It swims laps in the Amazon river to build muscle, it has also been seen adopting orphaned mudkip's in the wild. It is theorized their species share a common ancestor."
Type Water/Dragon
national dex #:727
base stat total, 560
ATK 90
SPATK 120
DEF 80
SPDEF 110
SPD 160
please tell me if i forgot anything