makuta dome was a brotherhood experiment that went a little unexpected. he was created from using mantax's blood, nocturn's blood, and antiedermis. dome soon gained a toa hagah team. soon they traveld the pit and fought mexx and kavoo. after leaving his team to die in the pit dome went on other brotherhood missons. eventually he fought in karda nui and ended up the same way as all other makuta and died.
mask and tools:
he wears kanohi Kraahkan, Gave user Shadow powers and generate fear and anger. he also has a big crab claw.