Grotesque Armour

Grotesque Armour is a set of cosmetic armour pieces that can be constructed by combining grotesque souls, which can be acquired by killing monsters or on Treasure Hunter between 00:00 UTC on 28 January and 23:59 UTC on 1 February. Grotesque Armour has no combat benefits and is purely a cosmetic override.

Unlocking parts provides slayer experience at a rate of 3xp per soul used to unlock the part.

Tier 1 Grotesque armour is unlocked by combining the required amount of grotesque souls. (4000 - 8000)

You can gain souls to mutate your armour by either killing monsters or using soul gems. Soul gems cost 500 souls and adds 500 points to your soulcount for armour mutation.

Tier 2 Grotesque armour is unlocked at 7000 points total.

Tier 3 Grotesque armour is unlocked at 35000 points total.

If you choose to mutate your armour by killing creatures, your armour will be upgraded on a points system. If all these conditions are met, you will gain a total of 3 points per kill.
 * + 1 point for killing for current slayer target.
 * + 1 point if the monster you kill has a higher combat level than you.
 * + 1 point if you’re wearing the full Grotesque Armour.

One piece of Grotesque armour must be equipped to gain points.