Hull City midfielder Matt Crooks says that despite having "so much quality in the squad", the side will need to bolster their numbers if they want to avoid another relegation battle next season.The Tigers secured another year in the Championship after Crooks scored the opening goal, with Portsmouth not able to find more than an equaliser during their 1-1 draw.It was a point that took them out of the bottom three on the final day, relegating Luton Town on goal difference instead."I think there's