I used the second or middle buff for both teams. The one which provides an energy refund. There isn't currently a great replacement for ruan mei. The closest thing is asta but when robin eventually comes out she will be a fantastic replacement.
ru-vid.com/video/%D0%B2%D0%B8%D0%B4%D0%B5%D0%BE-QSg8eyXzwEU.html Heres the builds of all the characters used in the run if you're still interested. Didn't include it in the actual video thats my bad, didn't think anyone would care.