拯救海胆对抗邪恶的逆戟鲸导弹技术来保卫海洋!
Urchin Defense is an arcade shooter where you play to survive for as long as you can. Shoot down the orca missiles to stay alive. Urchin Defense is a great experience for both the casual and hardcore gamers. Defend the sea urchin's against the evil orca's missile technology! How long can you last against their missile onslaught?