Crab with a Weapon

A crab that uses whatever weapon it has nearby as a weapon. It can use almost anything, but mainly uses knives. Its shell can withstand a Big Bang, and even the parts without a shell can withstand a Big Bang. It is also immune to all rules, and its soul cannot be destroyed, changed, or erased. If it accidentally dies, it will randomly revive the next day in a nearby location. No method can stop its revival. It remembers the person who killed it, and if it encounters the killer again, it will attack. Its attack power is the strength of a normal person's punch, but it multiplies by 10 when facing the person who killed it. If you try to appease it and give it something, it will stop. It has the intelligence of a 7-year-old human but cannot speak, only understand human language. It fears almost nothing and can lift 1.5 tons. It likes to collect various weapons.