Download the RBTT UT3 Invasion Mutator

Download the RBTT UT3 Invasion Mutator from the Downloads Wiki Page or from the Downloads Tab

If you really want to stay up to date with the latest updates on UT3 Invasion, you can download the sourcecode and compile it yourself by following this tutorial: SettingUpSVN

Installing UT3 Invasion for Offline use

Extract the contents of the package, overwriting existing files, into

Now follow these steps:

1. Start Unreal Tournament 3
2. Click on Instant Action
3. Select Team Deathmatch for the GameType
4. Select the map you like to play Invasion on, and click Next
5. On the bottom of the screen, click on Mutators
6. Find the RBTT Invasion mutator in the left list, and put it in the right list by double clicking it
7. Now you're ready to Start the Game

If you want to configure your own waves, you should read the Configuration page

Installing UT3 Invasion on a Server

Put the .u and .upk files in:
C:\Unreal Tournament 3 (Dedicated)\UTGame\CookedPC\RBTTInvasion

Put the config file UTRBTTInvasion.ini in:
C:\Unreal Tournament 3 (Dedicated)\UTGame\Config\

When starting the server use ?Mutator=RBTTInvasion.RBTTInvasionMutator to your commandline, or add it to your existing Mutator list in the commandline.

Some valid commandlines to start a server with UT3 Invasion would be:
ut3.com server DM-HeatRay?Mutator=RBTTInvasion.RBTTInvasionMutator
ut3.com server DM-ShangriLa?NumPlayers=6?Mutator=RBTTInvasion.RBTTInvasionMutator,UTGame.UTMutator_Hero
ut3.com server DM-ShangriLa?NumPlayers=6?Mutator=RBTTInvasion.RBTTInvasionMutator,BattleRPG.BattleRPG

Making your own Wave Configuration

Read the Configuration page to find out how to set up your own wave