The skin unlocked by this item is required to complete the following achievements:
{"item_id": "13894", "name": "Bourdon krait chevaleresque", "description": "", "type": "Weapon", "level": "80", "rarity": "Rare", "vendor_value": "297", "icon_file_id": "574969", "icon_file_signature": "B8F4F953BC20F7A7FE9FF7459FD5534F0608730F", "default_skin": "4111", "upgrade_recipes": [], "game_types": ["Activity", "Wvw", "Dungeon", "Pve"], "flags": ["SoulBindOnUse"], "restrictions": [], "details": {"type": "Staff", "damage_type": "Physical", "min_power": "872", "max_power": "984", "defense": "0", "infusion_slots": [], "infix_upgrade": {"id": 158, "attributes": [{"attribute": "Power", "modifier": 151}, {"attribute": "Precision", "modifier": 151}, {"attribute": "Toughness", "modifier": 211}]}, "suffix_item_id": "", "secondary_suffix_item_id": ""}}