CAN SOMEONE HELP ME WITH MY KANGASKHAN BUILD?!

[adolf hipstar]

hey guys i am using a mega kangaskhan on my team and i'm getting confused on the moveset so here it is.
all 6 ivs,evs in 252 speed,252 attack,4 defense
sucker punch
power up punch
earthquake
fake out


i was thinking of this movset maybe
sucker punch
power up punch
drain punch
fake out

or maybe
return
earthquake
sucker punch
drain punch

please state your suggestions with the movesets.