1 Direct Damage Mine costs 200 Uridium . This mine was released on 18-Mar-2011 (one of 3 new mines released on this day). This item can be purchased only during special events. TIPS: 1. * It is a good idea to lay mutiple mines close together. Possibly to protect your Battle Station. 2. * Lay them in enemy maps. 3. * When you are NPC killing, you can lay them down to help you prevent being popped. * Direct damage to ships Hull. * Low pay for FE and UE * High pay for new players and SE players.