Sexually inexperienced Tony counts as a kink all by itself.

One of Steve's main weapons is his charisma, which he would use ruthlessly to win Tony over to the Not So Dark Side with tales of How It Used to Be before the Jedi Order stagnated and fragmented into two extremes when it's supposed to encompass the best of both, and how Together they can return the Order to what it was Intended to Be.

(resists. Bunny. RESISTS.)