The French champions drew 2-2 at the Emirates but had been leading on the stroke of half-time when Krychowiak fouled Alexis Sanchez.
Leicester City's squad are in line for a cash windfall as reward for their Champions League success, sources close to the club have told ESPN FC.
Ramsey and Cavani were involved in a scuffle after Arsenal were awarded a penalty late in the first half at the Emirates.
Relive the record night between Dortmund and Legia, Rostov's win over Bayern and more from Champions League matchday five.
With the penultimate round of fixtures complete Nick Ames picks the best Champions League XI with Lionel Messi and Marco Reus making it. But who else?
Barcelona forward Neymar equalled the record for Champions League assists in a single season during his team's 2-0 win at Celtic, according to Opta.