Without taking his eyes off the case, Raph waves off Stiles' offer to pay with a dismissive wave of his hand.

He only looks away long enough to rifle through his wallet for appropriate bills. There is a lot of money in Raph's wallet, it's just not all legal tender. At least, not for this particular here and now. Thankfully, there are slips of rice paper between differing sets of bills thanks to Bar taking pity on the poor time-and-space traveling ex-turtle.