| M13 Standings and Post Season History | 1996| 1997| 1998| 1999| 2000| 2001| 2002| 2003| 2004| 2005| 2006| 2007| 2008| 2009| 2010| 2011| 2012| 2013| 2014| 2015| 2016| 2017| 2018| 2019| 2020| 2021| |
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| League Standings | ||||||||
| Junior Circuit | ||||||||
| Southeast | ||||||||
| Team | W | L | Pct. | GB | Home | Away | L10 | Streak |
| Indianapolis Dolphins | 103 | 57 | 0.644 | - | 52-28 | 51-29 | 3-7 | W1 |
| Orlando Warriors | 89 | 71 | 0.556 | 14 | 50-30 | 39-41 | 6-4 | L1 |
| Nashua Pride | 87 | 73 | 0.544 | 16 | 44-36 | 43-37 | 8-2 | L1 |
| Trailer Park Tornadoes(Tulsa) | 77 | 83 | 0.481 | 26 | 37-43 | 40-40 | 5-5 | W2 |
| Beantown Bombers(Roxbury) | 54 | 106 | 0.338 | 49 | 28-52 | 26-54 | 5-5 | W1 |
| Western | ||||||||
| Team | W | L | Pct. | GB | Home | Away | L10 | Streak |
| Bronx Bombers(Las Cruces) | 87 | 74 | 0.540 | - | 50-31 | 37-43 | 5-5 | W2 |
| Wilmington Nine | 86 | 75 | 0.534 | 1 | 43-37 | 43-38 | 3-7 | L3 |
| Windsor WhizzKids | 69 | 91 | 0.431 | 17½ | 36-44 | 33-47 | 5-5 | L2 |
| Montreal Expos | 65 | 95 | 0.406 | 21½ | 30-50 | 35-45 | 6-4 | W2 |
| Sterling Bruisers(Monet) | 55 | 105 | 0.344 | 31½ | 27-53 | 28-52 | 4-6 | L1 |
| Senior Circuit | ||||||||
| Southeast | ||||||||
| Team | W | L | Pct. | GB | Home | Away | L10 | Streak |
| Show Low Mountain Lions(Lubbock) | 97 | 64 | 0.602 | - | 48-33 | 49-31 | 9-1 | W2 |
| San Francisco Seals | 96 | 65 | 0.596 | 1 | 43-37 | 53-28 | 6-4 | L1 |
| Mt. Ezumas Revenge | 92 | 68 | 0.575 | 4½ | 41-39 | 51-29 | 7-3 | W3 |
| Oklahoma Osage | 66 | 94 | 0.413 | 30½ | 28-52 | 38-42 | 4-6 | L1 |
| Arkansas Cowboys | 53 | 107 | 0.331 | 43½ | 28-52 | 25-55 | 1-9 | L3 |
| Western | ||||||||
| Team | W | L | Pct. | GB | Home | Away | L10 | Streak |
| Fort Worth Cats | 91 | 69 | 0.569 | - | 42-38 | 49-31 | 4-6 | L1 |
| Bay Area Bucaneers | 88 | 72 | 0.550 | 3 | 45-35 | 43-37 | 5-5 | L3 |
| Brooklyn Blue Sharks(Brooklyn) | 87 | 73 | 0.544 | 4 | 40-40 | 47-33 | 7-3 | W1 |
| Houston Colt 45's(Houston ) | 82 | 78 | 0.513 | 9 | 40-40 | 42-38 | 2-8 | L1 |
| Osceola Chiefs | 78 | 82 | 0.488 | 13 | 32-48 | 46-34 | 5-5 | W3 |
| Post Season | |
| Junior Circuit | Junior Circuit |
| Divisional Playoffs | |
|
Indianapolis Dolphins(4) Nashua Pride(1) |
Mt. Ezumas Revenge(4) Show Low Mountain Lions(3) |
|
Bronx Bombers(4) Orlando Warriors(3) |
San Francisco Seals(4) Fort Worth Cats(2) |
| League Finals | |
|
Indianapolis Dolphins(4) Bronx Bombers(0) |
Mt. Ezumas Revenge(4) San Francisco Seals(1) |
| M13 Championship | |
|
Indianapolis Dolphins(4) Mt. Ezumas Revenge(3) |
|