"You had enough room to practice your moves out of water in the gym. Training area's not bad either." He's getting more and more invested in the suggestion himself, and it's not one he thought would actually lead to anything. But he imagines what they can do, the power he's witnessed from them already something to behold on the battlefield. What's a little blitz pool to what's essentially a mini-god of water?

"Ask him. I'm sure he'll be able to whip something up for you. They're small but they can do magic beyond your wildest dreams, if you ask nicely. And I'm pretty sure Gibbs does like you enough to try, heh."

I mean. The hero did enjoy flooding another car with him the one time. What more creating a floating sphere of water for Tidus to enjoy at his leisure? Roland is smiling, already onboard. It's an uncharacteristic charm he doesn't show often, but he's always happy to indulge things like magical feats of wonder. Can't be too old for that.