Template:SeasonBySeason HellmouthIVCup LBFB

In Hellmouth IV/Season 1 the Long Beach Flightless Birds were the #1 seed in the Cold League.
- They were swept in the Cold League Division Series by the Phoenix Freshrolls .
In Hellmouth IV/Season 6 the Long Beach Flightless Birds were the #2 seed in the Cold League.
- They lost the Cold League Division Series to the Elko Astronauts 2-3.
In Hellmouth IV/Season 9 the Long Beach Flightless Birds were the #2 seed in the Cold League.
- They lost the Cold League Division Series to the Tucson Butchers 2-3.
In Hellmouth IV/Season 13 the Long Beach Flightless Birds were the #1 seed in the Cold League.
- They lost the Cold League Division Series to the Seattle Sneakers 2-3.
In Hellmouth IV/Season 15 the Long Beach Flightless Birds were the #3 seed in the Cold League.
- They lost the Cold League Division Series to the Baltimore Texas II 1-3.
In Hellmouth IV/Season 21 the Long Beach Flightless Birds were the #3 seed in the Cold League.
- They lost the Cold League Division Series to the Baltimore Texas II 2-3.
In Hellmouth IV/Season 22 the Long Beach Flightless Birds were the #2 seed in the Cold League.
- They defeated the San Diego Balloon Animals 3-2 in the Cold League Division Series.
- They lost the Cold League Championship Series to the Phoenix Freshrolls 2-4.
In Hellmouth IV/Season 23 the Long Beach Flightless Birds were the #1 seed in the Cold League.
- They defeated the Phoenix Freshrolls 3-1 in the Cold League Division Series.
- They clinched the pennant by defeating the Tucson Butchers 4-3 in the Cold League Championship Series.
- They became Hellmouth IV Cup champions by defeating the San Francisco Boat Shoes 4-2.