The skin unlocked by this item is required to complete the following achievements:
{"item_id": "18551", "name": "Nightmare Speargun", "description": "", "type": "Weapon", "level": "80", "rarity": "Exotic", "vendor_value": "396", "icon_file_id": "455737", "icon_file_signature": "0F75F8BA5E042257B6261641943C6970D14ADB5C", "default_skin": "4428", "upgrade_recipes": [], "game_types": ["Activity", "Wvw", "Dungeon", "Pve"], "flags": ["HideSuffix", "AccountBound", "NoSell", "SoulBindOnUse"], "restrictions": [], "details": {"type": "Speargun", "damage_type": "Physical", "min_power": "905", "max_power": "1000", "defense": "0", "infusion_slots": [], "infix_upgrade": {"id": 156, "attributes": [{"attribute": "Precision", "modifier": 171}, {"attribute": "Vitality", "modifier": 171}, {"attribute": "Healing", "modifier": 239}]}, "suffix_item_id": "24681", "secondary_suffix_item_id": ""}}
+7% Strike Damage vs. Nightmare Court
+3% Strike Damage