Mjollnir R-20

One of the two starter aircraft of Ace Combat Northern Wings. The aircraft has moderate stats, with the highest is the Air-to-Ground stat.

The aircraft is unlocked since the beginning and can be upgraded twice. By shape, it looks like an A-10 Thunderbolt II. The evasive maneuver of this aircraft is the barrel roll, unlike in Ace Combat Assault Horizon in which the aircraft cannot do any evasive maneuver.

Unupgraded

 * Mobility : 30.
 * Defense : 30.
 * Air to Air : 30.
 * Air to Ground : 50.

Upgrade 1. Cost : 2000 Credits.

 * Mobility : 45.
 * Defense : 40.
 * Air to Air : 30.
 * Air to Ground : 50.

Upgrade 2. Cost : 3000 Credits.

 * Mobility : 60.
 * Defense : 50.
 * Air to Air : 55.
 * Air to Ground : 75.

Trivia

 * Unlike the original A-10A which usually have high defense stat, R-20's lowest stat is the defense stat.
 * R-20 is the only aircraft in the game which fires the machine gun in a single line, while the other aircraft has double machine guns.