Check the server update sticky.
http://youtu.be/gqELqRCnW6g
Ghasts, Quartz, Ghasts, Wither, Ghasts, Lava, Ghasts, Fireballdeathmachiens, ghasts, fireslimes, ghasts... and ghasts.
You know what this is overrated... Just gonna throw that out there. XD
You guys enjoy that nether quartz... hehe