Separate names with a comma.
Heath looks at Melly skeptically. "One last thing."
"Now, it may take some practice, but this flame will help you protect your mother and sister. I promise. This flame will look like this if...
"But you will be. Right now, you just need to learn how to summon this flame."
(I just need Heath to prove his worth, that's all) "Can it switch between different mode types?"
Zhar gets up and steps back. "First, we need to teach you about this flame. This flame is the strongest when you are in desperate need of it."
(I mean that Melly hasn't, not you lol) "Force fields?"
"Unfortunately, I cannot, since I am now only a spirit. But I can instruct you on how to do it successfully."
"Hmm..." Heath thinks about this for a moment. (I want one thing she hasn't thought of lol. I'm running out of ideas to say xD ) "What about the...
"I have found even stronger fire, and more advanced ways to use it. This will help you in your fight against the upcoming troubles."
(Wait... Three elements?) Zhar kneels down in front of Zach. "Well she doesn't know what I found out before I died."
"Have you thought about the weight distribution?"
(Zhar is awaiting an answer)
"No, I don't think you're an idiot. I just want to see how much you would have thought of."
"What about a four stroke combustion engine?" Heath asks continuing to look at her.
Zhar places his hand on Zach's shoulder. "There are things that I know, that your mother never learned herself. Did your mother tell you how to...
"So you have hooked up a completely operational steam powered engine that has the ability to hold enough pressure to operate something this...
Zhar smiles a little bit. "So you don't know what I know."
Heath looked back at the hovercraft. "So shall we get started?"
Zhar's spirit: "Yes, it is. Tells me what all I need to go over with you."