fight green dragon father of all slimes basilick and death gazer

Fight the green dragon at /join greendragon, deathgazer at /join deathgazer,father slime
at /join well and Balisck at /join tree. after that complete the quest and you will get
the orb. then just click summon and the dark knight will appear. Or just goto someone who
is fighting the dark knight.

Sorry balisk is at /join trunk not tree!

/join trunk
/join deathgazer
/join greendragon
/join well