It’s just like Advance Wars! Only with swords and lances and axes, and not guns and cannons and rockets! Not really all that surprising, since it’s written by Intelligent Systems, who also did Advance Wars.
One major difference, however, is that each of your units have characters and names. And, if they die, they’re dead and gone for good – you just don’t get them back. Ever.
With this in mind, I promptly killed off Sain inadvertantly in Chapter 3, and then Florina the Useless Pegasus Knight pegged it in Chapter 4. Rubbish.