Perhaps luckily for them both, Light is the opposite of clingy; he's confident, and he knows that no matter the circumstances, he'll figure it out. Some ways will just be easier than others, and he's displayed his preference for how they handle things.

"There's no reason it has to be a singular color."

That said, Light isn't skilled in illusion at all. It's not a topic he's studying aside from a lesson or two that's thrown into another class.

"It can be a mural. That would be a lot less boring."