i have imagination pack in my mind if you can imagin them 

1) fire works:  hit to egg does 5 damage then 3 fireworks goes up and explode into little parts to do 3-3 damage atleast total damage of 35 to main person and 9-10 damage to side ones

2)volcano shot:hit to person then from down volcano arises taking down person doing 25 damage to him

3)ping pong ball:hit directly to person then does 10 damage then goes up and again stick to him and does 8 damage then again goes up and again hit back to do 5 damage and again

4)water balloon:goes up and explodes in middle of other team and water hits them to do 1-1 damage to stucked one total damage of 20 to main person and 9-10 to other one

5)triple axe XXX:three axe hit directly to do damage of 45 each damage 15 

             i hope you will like this pack in game you can decide damage by guns rob