Based on the numbers by the end of the chapter, Day 1 result
Team Fon vs Team Reborn (1,0)
Team Reborn vs Team Collonello (0,0)
Team Verde vs Team Collonello (2,0)
Team Verde vs Team Uni (3,1)
Team Mammon vs Team Skull (0,0)

wow, team uni is unexpectedly weak since they already lost 3 members but at least they took out one member of team Verde.