While it was covered with debris, Adam managed to reach it and began moving away all the rocks that were on top of it.
Grabbing its right arm, it was still alive and Adam couldn't let that happen as he took out his dagger and slashed off its arm, before taking the three rings that were on its right hand and jumping away from the beast.
There was too much debris falling from the ceiling above and it seemed like it was going to be impossible for him to get away, but luckily for Adam, he suddenly heard a notification from the system within his mind.