Here's how to install the DX1 Source Port. First download the DX1 Redux Source Port from DXX Redux...

Insert the Descent Destination Saturn CD into your drive

Download and install DOSBOX. Add a Folder Called DOS. Run dosbox and mount the CD Drive where Destination Saturn is located:
Mount [CD Drive Letter] [CD Drive] -t cdrom

Enter Install to Descent Destination Saturn.

Follow the Installation Instructions shown and complete the Sound Setup then exit DOSBOX.

Create a new folder in the Descent Folder and Name it "DX1 Redux Destination Saturn" and extract the DX1 Redux Files into the Folder.

Copy the Descent Destination Saturn Files into DX1 Redux Destination Saturn's folder

Do NOT run Descent just yet, you'll need to download the Sound Files Add-On from DXX-Rebirth then extract the OPL3 Music File into the DX1 Redux Destination Saturn Folder.

Select Add a Game on Steam, locate the Shareware Version of Descent via the "DX1 Redux Destination Saturn" Folder, add D1X Redux as a Non Steam Game and Rename it to "D1X Rebirth - Descent Destination Saturn.

Run the game, set the correct video resolution and make any display changes necessary from Descent Destination Saturn after creating a Profile Save.

Start a New Game & Prepare for Descent into the PTMC Solar System Mining Colonies!
Descent Destination Saturn is 15 Stages long

From PTMC Headquarters:
Primary Weapons & ATK Power


= Red Laser Cannon
Weapon Level 1
Shots Fired: 2
ATK Damage: 20
ATK Per Shot: 10


= Purple Laser Cannon
Weapon Level 2
Shots Fired: 2
ATK Damage: 22
ATK Per Shot: 11


= Blue Laser Cannon
Weapon Level 3
Shots Fired: 2
ATK Damage: 24
ATK Per Shot: 12


= Green Laser Cannon
Weapon Level 4
Shots Fired: 2
ATK Damage: 26
ATK Per Shot: 13


= Quad Laser Cannon
Weapon Level 1-4
Shots Fired: 4
ATK Damage: 40, 44, 48, 52
ATK Per Shot: 10, 11, 12, 13


= Vulcan Cannon
ATK Per Shot: .3125
Ammo: 5,000


= Spreadfire Cannon
Shots Fired: 3 (Cross Pattern)
ATK Damage: 30
ATK Per Shot: 10


= Plasma Cannon
Shots Fired: 2
ATK Damage: 22
ATK Per Shot: 11


= Fusion Cannon
Shots Fired: 2
ATK Damage: 120 (Instant), 240 (Charged)
ATK Per Shot: 60 (Instant), 120 (Charged)
NOTE: When charging the Fusion Cannon, do not Overcharge or you'll lose Shield Energy.

= Concussion Missile
ATK Damage: 45
Ammo: 20


= Homing Missile
ATK Damage: 50
Ammo: 10


= Smart Missile
Impact ATK: 25
Plasma Shots: 6
Plasma ATK Damage: 35


= Mega Missile
ATK Damage: 335
Ammo: 5


= Proximity Bomb
ATK Damage: 45
Ammo: 10

= Shield Core
Restores Health

= Energy Core
Restores Energy for Primary Weapons (Vulcan Cannon Excluded)

= Extra Life
1-UP

= Keycard
Blue & Yellow give access to locked off areas of the Mining Colonies while Red leads to the Reactor Core.

= Invulnerability
Gives you a Super Shield for 30 Seconds. Required to defeat the Final Boss.

= Cloaking Field
Enemies can't see you for 30 Seconds unless you fire your weapons