Talk:World 2/@comment-861160-20150130030549/@comment-25260032-20150130034044

^Before it was possible but now maybe not since many upgrades have been also done to enemy vessels. A few of my friends and I have cleared 2-4 back in late October 2013 with a lone lvl 40+ (?) sub (in my case it's Imuya) and gotten a B-rank at the boss node.