It can learn Shadow Ball.
sorry to burst your bubble, but ariados can't learn shadow ball.
Actually, it does learn Shadow Ball. It learns it at level 33, or through TM.
Yes that is a very good moveset in my opinion
yep
Yes.
Yes it can.
It can be if you teach it the right moves.
Umbreon never learns Shadow Ball without a TM.
yes
Lv.41
It evolves into Beastyena using a Dusk Stone.