Horizon is a shot which is colored white. Upon hitting the target it explodes in 9 shots horizontally, ranging from the colors of a typical horizon (red and yellow).
Damage: 10 Damage each hit.
Total Possible Damage*: 40
Does Team Damage: Yes
*Assuming there are no critical hits, and you hit just one player
Sweeper is a shot which has a symbol on it and is colored blue. Upon hitting the target it breaks into two white parts, which "sweeps" the ground horizontally, going through walls.
Damage: 30 Damage each "sweep"
Total Possible Damage: 60
Does Team Damage: No
-Sweeper will not do damage directly where it hits.
-Sweeper will sweep the ground through walls, meaning if you find terrain which is horizontally placed to the target, it will still hit.