ghosts

you can kill a ghost with a Sword but only at Nighttime because the ghosts disappear at day and ghosts have 9 harts wen killed ghosts drop 2 items soul spere and soul Hart a soul spere can be used in tools armer and weapons and a soul hart can be made ghostly potion that gives you the ability to pass through blocks and mobs oh and the soul helmet shod be soul goggles that a let you see ghosts at day to and the  chest plate keeps you frum being controlled be ghosts