Some of these leagues do not allow existing wrestlers to transfer in with their win-loss records. Managers who wish to join these leagues must create a brand new wrestler.

ASIATIC LEAGUES

At the end of each cycle, the champions of these leagues compete for the IWA Asiatic title.

• CFL (Coffin Filler League) - Bronze Federation
• CSL (Center Stage League) - Iron Federation; the match results for this league are only available on-line; commissioners work together on a league "magazine"; managers are limited to a maximum of 4 wrestlers in this league
• ECL (Evil Clown League) - Diamond Federation
• JDL (Jade Dragon League) - Jade Federation
• MEL (Main Event League) - Bronze Federation; managers are limited to a maximum of 7 wrestlers in this league
• NDL (Ninja Dojo League) - Gold Federation
• PML (Praying Mantis League) - Steel Federation
• WPL (Wild Panthers League) - Steel Federation; managers are limited to a maximum of 5 wrestlers in this league; wrestlers are not allowed to transfer into this league

HARDCORE LEAGUES

The champions of these leagues compete for the IWA Hardcore title. Managers are limited to a maximum of 6 wrestlers per league.

• ALL (Arm Lock League) - Diamond Federation
• DDL (Dark Days League) - Diamond Federation
• GRL (Grim Reaper League) - Bronze Federation
• HWL (Hardcore Wrestling League) - Iron Federation; wrestlers are not allowed to transfer into this league
• PKL (Psychotic Killer League) - Jade Federation
• RYL (Rebel Yell League) - Steel Federation
• TDL (Texas Death League) - Gold Federation
• XWL (Xtreme Wrestling League) - Diamond Federation

LADIES' LEAGUES

Champions in the following female-only leagues compete for the IWA Ladies' titles, such as Ladies' World Champion and Ladies' National Champion:

• FFL (Femme Fatale League) - Diamond Federation
• LLL (Lovely Ladies League) - Jade Federation
• MDL (Mystic Diva League) - Gold Federation
• VVL (Vicious Valkyries League) - Steel Federation

ROOKIE LEAGUES

Managers may not create new wrestlers or transfer existing wrestlers into these leagues without permission from both the league commissioner and IWA Management.

• BHL (Bounty Hunter League) - Diamond Federation
• DAL (Dark Angel League) - Gold Federation
• EHL (Extreme Hardcore League) - Bronze Federation
• ERL (Easy Rider League) - Gold Federation
• FIL (Fightin' Irish League) - Bronze Federation
• MSL (Men of Steel League) - Bronze Federation
• NBL (New Blood League) - Steel Federation
• RBL (Raging Bull League) - Bronze Federation
• RSL (Rising Stars League) - Iron Federation
• SGL (Smoking Gun League) - Jade Federation
• TCL (Torture Chamber League) - Bronze Federation
• ZPL (Zeus Power League) - Steel Federation

OTHER LEAGUES

• ABL (American Bodyslam League) - Diamond Federation; managers are limited to a maximum of 7 wrestlers in this league
• CWL (Classic Wrestling League) - Gold Federation; managers are limited to a maximum of 6 wrestlers in this league
• EEL (Extreme Existence League) - Iron Federation; managers are limited to a maximum of 5 wrestlers in this league
• EWL (Empire Wrestling League) - Iron Federation; managers are limited to a maximum of 3 wrestlers in this league
• IDL (Imminent Destruction League) - Iron Federation; managers are limited to a maximum of 5 wrestlers in this league
• IIL (Intense Impact League) - Steel Federation; this league features all types of wrestlers, such as lightweights, heavyweights, female grapplers, and little people; wrestlers are not allowed to transfer into this league
• LSL (Lost Souls League) - Steel Federation; managers may transfer a maximum of 2 wrestlers into this league and are limited to a total of 6 wrestlers
• MBL (Mysterious Benefactor League) - Iron Federation; each cycle, the manager of the league champion receives $40 in cash, and the manager of the TV champion receives $10 in cash (all prizes are paid by the league commissioner, not the IWA); managers are limited to a maximum of 4 wrestlers in the league, and must be at least 18 years old; wrestlers are not allowed to transfer into this league
• MRL (Mid-Atlantic Region League) - Steel Federation; wrestlers in this league are based on professional wrestlers from the 1980's; wrestlers are not allowed to transfer into this league; to download a rule book created by Head Commissioner Jamie Davis, right click HERE and choose "Save Target As..." (you will be downloading a PDF file with a size of 270K)
• NAL (Non-stop Action League) - Diamond Federation; each cycle, the manager of the league champion receives a cash prize; managers are limited to a maximum of 6 wrestlers in the league, and must be at least 18 years old; wrestlers are not allowed to transfer into this league
• OTL (Old Timer's League) - Bronze Federation; there is no charge to transfer into or out of this league
• SAL (Soul Asylum League) - Bronze Federation; managers are limited to a maximum of 6 wrestlers in this league; except by commissioner request, wrestlers are not allowed to transfer into this league
• SHL (Super Hero League) - Jade Federation; each cycle, the manager of the league champion wins a comic book
• UWL (Unknown Wrestler League) - Jade Federation; wrestlers in this league are identified only by a number, and actually belong to another league; managers don't know who they have been fighting against until their opponent is eliminated from the league; wrestlers may not transfer into this league, and it is no longer open to new members
• WWL (World Wrestling League) - Jade Federation; the wrestlers in this league mimic professional wrestlers of past and present eras; stable initials are not allowed in this league; wrestlers are not allowed to transfer into this league
• XPL (Xtreme Poison League) - Iron Federation; managers are limited to a maximum of 4 wrestlers in this league