When i joined skyblock and went onto my is,I had about 8 sheep missing from my sheep pen,And also went to my lower level of my is and found my 4 horses wearing saddles missing,Now all the animals had grass and torches so idk why they just despawawned.I've lost about 80k in saddles due to this.Since i have no proof i can't do much but inform you -CarmsLuvsLeo