Morally Gray Protagonist sci-fi books

The Sparrow: A Novel (The Sparrow Series)

The Crying of Ross 128

The Oracle (First Contact)

Ordinary Man's War

The Gauntlet: (An Old Guns Prequel)

The Horus Heresy: Novella Collection 1: The Horus Heresy

Cage of Souls: Shortlisted for the Arthur C. Clarke Award 2020

The Forgotten Empire: Death and Destruction

Proportional Response:

Rogue Agent: A novel in the Dumb Luck and Dead Heroes universe

Tomb World: Warhammer 40,000

Covenant of Claws

Ashes of Halcyon

The Kurtherian Saga Boxed Set Two: Kurtherian Gambit Books 12-21 + Kurtherian Endgame Book 1 (The Kurtherian Saga Boxed Sets 2)

Assassin's Flight: A Novel in the Dumb Luck & Dead Heroes Universe

Claimed by the Warlord: An Alien Warlord Fated Mates Romance

Warlords & War Machines: The Complete Military Science Fiction Epic

My Homemade Spaceship 12: A Space Opera

Provoked: A Sci-Fi Alien Warrior Romance

Legacy of the Fallen

Gold Medal Marine

Blood Meteor

The Horus Heresy: Novella Collection 3: The Horus Heresy

Suicide Mission: A Novel in the Dumb Luck & Dead Heroes Universe

Nuclear Deterrent

Last Dragon on Mars

Never Let Me Go

High Noon Cyborg (Cyborgs on Mars)

Grave Matter: A Dark Gothic Romance Psych Thriller

Quicker (an Ell Donsaii story #1)