Delsus Spirit Attack
Go and talk to the old man in Lake Forwell. Make sure you have Gogo Suit and Snickerdoodle so that they're ready to give to him.

Klein's Living Item Attack
Go and speak to Zeldalia twice. She will give you the choice to take a Living Item or a Mana Item. Which ever one you take, you'll get the other one later.

Norn's Illusion Attack
When you do the test in the Playground, arrange all the purple pieces on all the squares.