Alex what are you facepalming?

I got him in an recharge event. His ability is to seal front team for 3 turns.

Nope. You have to buy it.

I was also wondering how to activate that

I couldn't beat it either and I have a 3mill team. My sealers can't stop 4th hokage

You should train Naruto. Super strong down the road. Plus he's a staple in almost everyone's line up

What exactly needs to happen to have akatsuki red jade to drop in a common dungeon

Dungeon 13-8,13-10,13-12

I used Nagato which has a stun ability. Try and use a ninja or an ability that has a stun factor to it that doesn't cost a lot of chackra