MHA Heleum Challen

Ok so this is a weird one this is MHA Heleum challenge so here we are....so Mina invites you and the rest of class 1-A to a Heleum intake contest and whoever holds in the most Heleum without passing out wins ChArIcTeRs ArE: Deku, Bakugo, Uraraka, Iida, Todoroki, Jiro , Denki, Shoji, Koda, Hagagure, Aoyama Momo, Kirishima, Mina, Tokoyami, Ojiro, Sato, Tsuyu, Aizawa, All Might and Hawks, Nezu (the three heros are just there for safty Nezu for the drama) Oh and pls dont mind the background