The skin unlocked by this item is required to complete the following achievements:
{"item_id": "13680", "name": "Masse de Primordius chevaleresque", "description": "", "type": "Weapon", "level": "80", "rarity": "Exotic", "vendor_value": "264", "icon_file_id": "534134", "icon_file_signature": "4B9EB3E66C0593900313AC73FADAA9930060E710", "default_skin": "3888", "upgrade_recipes": [], "game_types": ["Activity", "Wvw", "Dungeon", "Pve"], "flags": ["SoulBindOnUse"], "restrictions": [], "details": {"type": "Mace", "damage_type": "Physical", "min_power": "895", "max_power": "1010", "defense": "0", "infusion_slots": [], "infix_upgrade": {"id": 158, "attributes": [{"attribute": "Power", "modifier": 85}, {"attribute": "Precision", "modifier": 85}, {"attribute": "Toughness", "modifier": 120}]}, "suffix_item_id": "", "secondary_suffix_item_id": ""}}