Thread:Linathan/@comment-26231443-20150905221303/@comment-26947994-20150914023504

Actually, you can get a bonus from both contribution and more players. Also to note here, the more players you have, the more stars you can get from contribution. The conversion chart is down below, copied straight from the game (Home -> RaidBattle -> Help -> CalculatingPoints, BonusRewards, ContributionRewards).

Contribution:

-Zeel, Karma and Medal Bonus

5*:   x1.30

4*:   x1.20

3*:   x1,10

2*:   x1.05

1*:   x1.00 (normal)

-Item Drop Bonus:

5*:   x3.00

4*:   x2.50

3*:   x2.00

2*:   x1.50

1*:   x1.00(normal)

Number of Players Bonus:

-Zel, Karma, and Medal Bonus

4PPL:   x1.15

3PPL:   x1.10

2PPL:   x1.05

1Person:   x1.00(normal)

-Item Drop Bonus

4PPL:   x1.50

3PPL:   x1.25

2PPL:   x1.10

1Person:   x1.00(normal)