Mods / Enemies

• HHappeh Mod - Stay Puft Marshmallow Manby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...207 downloadsupdated 5 y ago
• HHappeh Mod - Domoby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...207 downloadsupdated 5 y ago
• SStrongly Screaming Kamikazeby розовая потеряNew sounds for Kamikaze.204 downloadsupdated 11 y ago
• TThe Serious GAME.EXE Contest Maps Pack (Lost Media Restoration) - Russian Versionby 76561199104848778This is the return of a lost classic: This isn't just a collection of user-created maps—it's a restored piece of the Serious Sam community's history. This mod brings maps from the legendary GAME.EXE magazine contest, which took place during the heyday of the original Serious Sam (2001-2002), to S...201 downloadsupdated 3 mo ago
• HHappeh Mod - Fishby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...198 downloadsupdated 5 y ago
• HHappeh Mod - Daqtaghby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...178 downloadsupdated 5 y ago
• HHappeh Mod - King Kongby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...176 downloadsupdated 5 y ago
• HHappeh Mod - Scorpion Womanby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...175 downloadsupdated 5 y ago
• HHappeh Mod - SST Arachnidby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...170 downloadsupdated 5 y ago
• TThe Serious GAME.EXE Contest Maps Pack (Lost Media Restoration) - English Versionby 76561199104848778As promised, at the request of subscribers, this Collection has been translated into English, from the text to the voices. (If you're looking for the Russian version, it's also in my workshop.) This is the return of a lost classic: This isn't just a collection of user-generated maps – it's a rest...170 downloadsupdated 3 mo ago
• CCombine Assasinby zorgpro2013Replace pumpkin159 downloadsupdated 5 y ago
• HHappeh Mod - Alfred the Robed Manby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...158 downloadsupdated 5 y ago
• HHappeh Mod - Super Saiyan Vegetaby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...156 downloadsupdated 5 y ago
• HHappeh Mod - MechaBertoby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...153 downloadsupdated 5 y ago
• HHappeh Mod - Minime the CrotchBiterby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...151 downloadsupdated 5 y ago
• HHappeh Mod - Thunderboy the Triceratopsby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...150 downloadsupdated 5 y ago
• HHappeh Mod - Cursed Teddyby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...150 downloadsupdated 5 y ago
• KKitty Cats! (Classic Edition)by 76561199104848778The mod replaces the werebulls with Cats from "In The Flesh" inspired by mod from BFE. Model and sounds replaced.147 downloadsupdated 21 mo ago
• HHappeh Mod - Legna the Angelby Renegade1812Do you remember the wacky Happeh Mod, which replaced many of the enemies into very wacky looking ones with some weapon and item replacements thrown in too? The mod was released in around 2003 and was available on the Happeh side as well as on some of the Serious Sam fansites before the site disap...143 downloadsupdated 5 y ago
• MMetal gear Ray (MGRR)by zorgpro2013Replace Ugn-zan 3139 downloadsupdated 2 y ago
• AAludran Reptiloids from Serious Sam Betaby 76561199258226475Note: Highlander's Bride texture and some animations are fan-made.119 downloadsupdated 19 mo ago
• TTrandoshan Mercenary from SW Republic Commandoby zorgpro2013Replace zorgs, and change the color of projectiles83 downloadsupdated 3 y ago
• TTrandoshan machinegunner(skin version 2)by zorgpro2013Replace scorpion. Contains the enemy model and new skins for it. It,s a standalone addon, you don,t need my previous addon on this enemy to play.76 downloadsupdated 3 y ago
• TTrandoshan machinegunner (SW Republic commando)by zorgpro2013Replace scorpion Special thanks to Jester of Density for Color variants for this model. Supports both localizations RUS and ENG.55 downloadsupdated 3 y ago
• TTerrible Enemies SFXby EimantuksHeyyy, so I was bored and made this with random sound effects for these enemies. For more suggestions what to add in this pack, please leave a comment. --Only Replaced-- - Headman - Werebull - Kleer I hope you enjoy! :)50 downloadsupdated 3 y ago
• BBeheaded Archaeologistsby 76561199104848778The Headless Archaeologists are fallen explorers who were reanimated by Mental himself using the LCU. I liked the Beheaded Archaeologist from "The Lost Island" so much that I decided to create variations for the other species as well.23 downloadsupdated 3 mo ago

74 enemies mods, most downloaded first. Each one has its own page here with what it needs to run and where its author publishes it; the files themselves stay with the author and are never re-hosted on this site.