Here’s a list of MauL’s maps for UT3 and UT4:

UT4:

DM-Maelstrom

DM-SpaceNoxx

UT3:

DM-MCC-Hangar

DM-MCC-SpaceNoxx

DM-MCC-DeathFan

DM-MCC-Fith

DM-MCC-Leviathan

DM-MCC-Morbias

DM-MCC-Curse