So, lemme take a wild guess and say you've used a shield. That 1 piece of iron and 6 planks makes the skeletons very angy. This is what would've happened if they could get fed up. Enjoy :3
Credits to my sis Daffiny2014 for the idea of sans :DDD Thanks to this project: https://scratch.mit.edu/projects/1187204426 for the ending music! Try saying kakalabakaboomkakalasomethingidk 10 times fast.