Board Thread:Game Updates/@comment-24980562-20151025022704/@comment-26574811-20151026012036

EFG187 wrote: I hope there is no need for the K2 crane sisters during the upcoming event. I just opened 5-2 and Akigumo and Oboro are lvl7. Generally, new K2s introduced just before the event are likely to see active service in the event. They are not required, but will make your job easier.