You can cast The Last Ronin's Technique for just two mana using sneak, which requires an unblocked attacking creature to be confirmed, at which point you cast this spell, and three 1/1 Ninja Turtle tokens enter play tapped and attacking
If Pluto sustains some damage without being taken out (a real possibility given that solid will power stat of five), simply play a Rapunzel from The First Chapter to heal it right up and draw a few cards while youre at it
On the other hand, the Pro Slayers fail the rip test miserably
Sure, you sometimes help your other opponents, but it should draw a lot of focus off your creatures and benefit you as well
It makes a bunch of token copies of itself when it attacks, and usually, you'd have to exile them at the end of combat