The Saga of Tanya the Evil, Vol. 27 (manga)

The Empire’s most decorated aerial mage, The Bard, is shot down over the Northern Sea, having proved no match for Mary Sue, the awoken apostle of the lord. The unexpected imperial defeat buoys the enemy nations and sends waves of confusion and fear through the exhausted Empire…But when the news reaches Tanya, deep behind enemy lines in the Russy Federation, it only strengthens her resolve to inflict such terrible losses on the Reds that the death of her fellow ace will pale in comparison!