Battle Engine Aquila

A game based After the End were two armies fight over what land is left is left of the world. You play Hawk Winter, a Dockworker whose girlfriend is involved in the Aquila project and recruits him as its pilot.
You can pilot 5 different Battle engines, vehicles that can transform between walker mode and jet mode.
A version for Microsoft Windows can be found on Steam here.
Tropes used in Battle Engine Aquila include:
- Ace Pilot
- After the End
- Battleship Raid: The penultimate encounter.
- The Battlestar
- Deflector Shields: Available in walker mode but not jet mode.
- Energy Weapon: Several of the 10 possible weapons are energy based.
- Encyclopedia Exposita: Every unit in the game, from the giant artillery platform to those civilian trucks that make a cameo in one level, have their own page of specs and history.
- Giant Space Flea From Nowhere: A gigantic mutant sea creature randomly appears in one level and obliterates all the enemy forces on the island. Then you have to kill it.
- Hollywood Global Warming: Rising sea levels has left land a scarce commodity.
- Humongous Mecha: The titular battle engine isn't the biggest unit in the game, but it towers over convoys of tanks and most other walkers easily.
- Invisibility Cloak: The sniper has reduced weaponry but can turn invisible.
- Macross Missile Massacre: The micro missiles are spat out in impressive volleys.
- Mook Maker: Factories and landing craft churn out a steady supply of reinforcements. Interestingly, your own Redshirt Army has them in some missions.
- Super Drowning Skills: The Aquila is destroyed if it enters water. In a world where the vast majority of the world is covered in it.
- Super Prototype: Several. Including the titular Battle Engine.
- Spider Tank: Several tanks and the battle engines (Prototype Aquila, Pulsar, Blazer, Lancer and Sniper)
- Transforming Mecha: the Battle engines can transform between walker and flight modes.
- The War Sequence: Some of the battles are absolutely massive.
- Wing Man: You get a choice of three of'em. One's good at taking out ground targets, one's good at taking out enemy fighters, and one's in between.