Young Justice The Son Of Ben 10k and Kai Green

Quick Question #8

In Chapter 6 which Alien should Matt Transform into 1st when he, Superboy, Robin, Miss Martian, Aqualad have fun on the Beach while Kid Flash starts his Sophomore Year

And then which Alien should Matt Transform into 2nd when he, Artemis, Kid Flash, Aqualad and Miss Martian encounter Cheshire

And Lastly which Alien should Matt Transform into 3rd when he, Artemis, Aqualad, Kid Flash and Miss Martian fight Cheshire, Black Spider and Hook