Visit the High Priest of the Portal at the bottom of Dungeon Wroth and sayto him "Kukula Stalla Sumpa Hum".
Note: May need to be done an excessive amount of times.
A more convenient way of doing this is by using the phrase "Ikanda Humba Hum," as it teleports you to the Wroth Foyer instead of somewhere else. (August 2012)
Zmud Path .s5w2sw6s6e3n (pick the lock east) .e4s8wnd3se4s2e2nd6wses2w2nw3s (wait to be teleported) .wnenwn2esdnwn6wnw3se2s
For learning enough of the orcs' mumblelanguage to use the magic of the Gateway Portal, the Powers have granted thee a Mark. You have been granted the Mark of Vagary! You gain 739,200 experience points!