I am going with Team B because: Maou is the Demon King. Rias is a powerful female Devil. Lucy is a psychopathic killer. Archer is a excellent marksman and create swords from his imagination. Zeref is a power death magic user. and Ichigo is one of the strongest warriors in anime.
team Fairy: Laxus from fairy tail bicase he is so cool and bad ass Hollow Ichigo from bleach bicas he have funny laugh and hes strong Sebastian from black butler Kenpachi Zuraki from bleach Alucard from hellsing Zeref from fairy tail and monkey D. luffy from one piece