mahou shoujo lyrical nanoha a's portable: the battle of aces

A video game spinoff of Mahou Shoujo Lyrical Nanoha A's for the Playstation Portable, which takes place in an alternate continuity in which the ending of A's is changed.

Has a sequel titled Mahou Shoujo Lyrical Nanoha A's Portable: The Gears of Destiny.

This tag implicates mahou_shoujo_lyrical_nanoha_a's (learn more).