Board Thread:Questions and Answers/@comment-26865393-20150807160734/@comment-25523402-20150807205549

The Bear gets his attack up, but for the cats, we do have a few of them that grant themselves an increased attack:

Shadow Akira (Akira evolved) At around 50% health, his damage increase by 50%.

Keiji (any form) At around 30% health, his damage doubles (100%)

I think that's all of them.