Xayah and Rakan are basically the Andy and April of League now
https://4.bp.blogspot.com/-mClypJjLz-s/WOQZDkDMNLI/AAAAAAABCrw/Gr0KAEOw5g4cXIUdc5Lg2QphecShBgEEACLcB/s1600/xayahrakan_base_splash_final_1920x1080.jpg
After listening to the VO and the interactions they have with each other I legit dont see a difference between the two pairs with how goofy and distracted Rakan gets and how Xayah basically hates just about everything