Prey:you fight and try to not get eaten by Pred competitors,preds can eat you to reduce your health points(hp),but if you get digested,you respawn,so don't be afraid
Pred:you have a big advantage,you can eat your opponents and digest them to win

Prey:you are on a team(1 Pred,3 Prey) and fight an other team(1 Pred,3 prey),don't get eaten!
Pred:you are on a team(1 Pred,3 Prey) and fight an other team(1 Pred,3 prey),eat as much of the opponents as possible