Formidable fantasy soulslike Mortal Shell 2 has been getting it in the shins from certain players over the decision to ‘lock them out’ of Steam achievements, when they equip the notorious Slayer Seal. Trailers have characterised the Slayer Seal as an in-game ‘easy mode’. As Jeremy summarises in our own Mortal Shell 2 review, it gives “you a pulverising punch and your ranged weapons the ability to deal Break damage”, which goes a fair way in an action-RPG this vicious.…