This is more than just a gift. This is proof positive that Jack can see a problem, make a plan to fix it and then follow through on that plan. In a completely flawless and foolproof manner. Completely.

(No, it didn't take him 2+ hours to collect the chemical thrower. But more on that story later. Maybe.)

"You can't use plasmids," he explains helpfully. "This is sort of a gun for plasmids."

He shifts the massive thing across so that it's held in just one arm, and uses his free hand to point to the coloured paint daubs.

"This one makes fire, and this one makes ice water, and this one's electric gel."

So it's the solution to all Sinclair's battle problems, right? Right!