Download links:

Name: {dFb} UT3 Spawn Protection
Download: http://download.dfbgaming.com:9080/UT3/dFb_Spawn_Protection2nf.zip 

Name: {dFb} UT3 Stealth Translocator 2anf
Download: http://download.dfbgaming.com:9080/UT3/dFb_StealthTrans2anf.zip 

Name: {dFb} UT3 Ultra Sniper Rifle 7cnf
Download: http://download.dfbgaming.com:9080/UT3/dFb_Ultra_Rifle7cnf.zip 

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I think there are a few sniper servers up with remakes of UT99 sniper maps.  I don't think there's any sniper clans in UT3- if there is there's very few of them.