I ended up somewhere around 1650 with this team..
Evs and Natures:
Jolly Marshadow 252 Atk, 252 spe, 4 Sp def
Modest Naganadel: 252 SpA, 252 Spe, 4 SpD
Timid Xurkitree: 252 SpA, 252 Spe, (don't know where the 4 is lol)
Timid Volcarona: 252 SpA, 252 Spe, 4 SpD
Jolly Aerodactyl: 252 Atk, 36 Def...