Mods / Mission

• SSURVIVE!by ValA Zombie Survival custom game mode for Thunder Tier One. Stay together, grab all the ammo you can get, don't get caught. Just Survive! Created by Thunder Tier One team.64.6k downloadsupdated 5 y ago
• SSteal the Carby ValFind a vehicle and extract from location17.4k downloadsupdated 5 y ago
• OOuter Spire (+ Assault Mode)by medibiteAn individual Coop Mission in a big airfield. Get some revenge after the events of Writhing Shadow. UPDATE: Added an alternate assault mode where you can tackle objectives with 3 friendly squads at your back. Their objective is to seek and destroy the enemy HQ forces and any insurgents in their w...10.3k downloadsupdated 4 y ago
• CClassic Dust IIby UNREALThis is our tribute to the classic Dust II from Counter-Strike 1.6, created by fans of the series. All credit goes to Dave Johnston and Valve Corporation. Version 1.0 Mod supports Deathmatch & Exfil gamemodes. Map adapted to TTO by WinteR5 and UNREAL.10.1k downloadsupdated 5 y ago
• WWrithing Shadowby medibiteA single Coop Mission set in a forest at night, during a rainstorm. This map is a bit bigger, allowing for some extended forest action for those who like that kind of stuff. Feedback is appreciated. Enjoy!9.2k downloadsupdated 5 y ago
• RResurrection Protocolby BetaDino** The development of this mod is stopped** Embark on a suspenseful journey in Thunder Tier One as you uncover the origin of a (un)deadly virus. In a race against time, you and your team must investigate the sinister spread and unravel the dark conspiracy threatening humanity's survival. To play...8.0k downloadsupdated 16 mo ago
• SStable Edgeby medibiteTerry Hunt on a smaller cliffside map with a mix of verticality. Enjoy! Thanks to the devs for assets and inspiration. Includes some assets from Environment City Megapack on UE Marketplace. Note you'll find this under the Terrorist Hunt tab, not Coop, in the mission menu. Known issues: - Individu...5.7k downloadsupdated 4 y ago
• WWasteland [WIP]by SiR.MangaAn abandoned place, still full of resources. Many military forces are fighting each other to take control of this area ------- Game Details: ------- Actual modes avaiale: DM // AAS ( with teaam AI ) // EXFIL (now with Mercenary AI!!) All Modes are intended for a cap of 12 ( 6vs6 on AAS and EXFIL...4.8k downloadsupdated 5 y ago
• SSweety's BETTER Mapby Sadistic Sweetymem knows nothing temptor knows nothing purpledogg knows nothing sweety knows everything don't die4.0k downloadsupdated 5 y ago
• SShipmentby IcoSheeCoD's smallest map now in TTO. Supports Domination (multiplayer PVE) and sort of supports Deathmatch (see known issues). Known issues: Enemy players have blue outlines in Deathmatch. I've been unable to find a fix for this..3.3k downloadsupdated 3 y ago
• CCanals [WIP]by UNREALCanals is a semi-symmetrical multiplayer level for Thunder Tier One. Supports Advance and Secure with AI, and Deathmatch. Exfil version coming soon. It's work in progress, thus the development textures.2.1k downloadsupdated 5 y ago
• FFirst Level Testby 76561199166323087map is kinda ass and ive only just started using unreal editor, why are there no guides on how to use this498 downloadsupdated 15 mo ago

12 mission 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.