Ace Combat 0 - The Final Overture

Ace Combat 0 - The Inferno

Ace Combat 4 Ost - Megalith Agnus Dei [Digitally Remastered Remix By DarkIce]

Acecombat5 - Rendezvous

All of these songs belong to Namco-Bandai, and credit also goes to making the playlist on Youtube.
For the full playlist:
https://www.youtube.com/playlist?list=PLB5A294C912C49005
               Enjoy!

New Emblem - Ace Combat 5 Original Soundtrack

Wonderful Epic Music MEGA MIX (636)

Captive City, Break In(Part II) - 0425 - Ace Combat X Skies Of Deception

I do not own this track, all rights and credit goes to the creators and composer(s) or the Armored Core series

Armored Core 2 - King Lear

Magic Spear I - Ace Combat 7 Original Soundtrack

Space Hulk Vengeance Of The Blood Angels - Theme

The Ace Combat Zero: The Belkan War Original Soundtrack (エースコンバット・ゼロ ザ・ベルカン・ウォー オリジナル・サウンドトラック; katakana Ēsukonbatto Zero: Za Berukan Uō Orijinaru Saundotorakku) is the official soundtrack of Ace Combat Zero: The Belkan War. Released by King Records in May 31, 2006, it contains the full 45 songs featured in the game, separated through two CDs.

Armored Core 2 - King Lear

BlueHalo