Template:SeasonBySeason RainbowCup SS

In Rainbow/Season 2 the Seattle Sneakers were the #2 seed in the West League.
- They were knocked out in the West League Championship Series by the Vegas Vampires and the Long Beach Flightless Birds .
In Rainbow/Season 6 the Seattle Sneakers were the #3 seed in the West League.
- They clinched the pennant in the West League Championship Series by coming in first place ahead of the Grand Junction Conjunctions .
- They came in fourth in the Rainbow Cup Series, accumulating 34🌈 to finish 27🌈 behind the first-place Louisville Illusionists .
In Rainbow/Season 8 the Seattle Sneakers were the #4 seed in the West League.
- They clinched the pennant in the West League Championship Series by coming in first place ahead of the San Diego Balloon Animals .
- They came in second in the Rainbow Cup Series, accumulating 38🌈 to finish 30🌈 behind the first-place Sugar Grove Eavesdroppers .
In Rainbow/Season 9 the Seattle Sneakers were the #3 seed in the West League.
- They clinched the pennant in the West League Championship Series by coming in first place ahead of the Salt Lake Turbulence .
- They came in second in the Rainbow Cup Series, accumulating 57🌈 to finish 14🌈 behind the first-place Milwaukee Flamingos .
In Rainbow/Season 10 the Seattle Sneakers were the #1 seed in the West League.
- They were knocked out in the West League Championship Series by the Elko Astronauts and the San Diego Balloon Animals .
In Rainbow/Season 16 the Seattle Sneakers were the #3 seed in the West League.
- They clinched the pennant in the West League Championship Series by coming in first place ahead of the Long Beach Flightless Birds .
- They won the Rainbow Cup Series, accumulating 57🌈 to finish 8🌈 ahead of the Fargo Flea Flickers .
In Rainbow/Season 17 the Seattle Sneakers were the #3 seed in the West League.
- They clinched the pennant in the West League Championship Series by coming in first place ahead of the San Francisco Boat Shoes .
- They came in second in the Rainbow Cup Series, accumulating 53🌈 to finish 11🌈 behind the first-place Sugar Grove Eavesdroppers .
In Rainbow/Season 18 the Seattle Sneakers were the #3 seed in the West League.
- They clinched the pennant in the West League Championship Series by coming in first place ahead of the Phoenix Freshrolls .
- They came in third in the Rainbow Cup Series, accumulating 35🌈 to finish 33🌈 behind the first-place Mobile Wheels .