User blog comment:Herzog de Puce/Baeny, the Mana Engineer/@comment-973379-20140624162041/@comment-3148314-20140625102826

@ TwiceBorned

I didn't want to add flat mana to R. This way you need to think whether you want to permanently shield an ally/yourself or want to conserve mana. I will probably add the option that it can be cancelled early to save mana.