Games like Green Slaughter

An hacker spotted a big conspiracy, but he  is alone, so he can't do anything to save  the world. He can't call neither the police nor the army, he needs an outsider. Somebody who knows how to fight and has nothing to lose. Prepare your weapons and Kill dozens and dozens of monsters! You’re the last hope to save the world from the reptilians!                                                       …

FPS gun shooter game and shoot terrorist in critical sniper gun shooter 3d games

"Soul Knight" is a shooter game with exceptional gameplay, delightful visuals, and sensational music. Play solo or with friends in a co-op multi-player mode, exploring randomly generated dungeons and collecting over 120 unique weapons. With various heroes, NPCs that fight by your side, and auto-aim control, this game offers a highly replayable experience, although it has some bugs and annoying ads. The game's plot revolves around retrieving a stolen magical stone to save the world from high-tech aliens.

"Brotato's Star Wars mod offers a new experience by adding themed characters, weapons, and items, eventually replacing all vanilla content. It maintains the base game's artstyle and balance while introducing unique mechanics for lore accuracy and fresh content. Recent updates include force stat adjustments, lightsaber improvements, and enemy behavior changes for enhanced gameplay."

"Sky Raptor: Space Shooter" is a Shooter game with exciting gameplay and fantastic graphics, but be prepared for annoying ads and bugs. As the last line of defense, join Sky Raptor to save the Galaxy from an invasion of alien shooters. Despite its flaws, the game delivers an action-packed experience in space combat.

A fast paced arcade shooter game!

In X-COM: Enforcer, players step into the role of the Enforcer, a powerful robot built to combat alien forces that have invaded Earth. Armed with advanced human and alien technology, players must seek out and eradicate the extraterrestrial threat in frenetic battles set across urban landscapes. The game is powered by the Unreal Tournament engine, providing intense and fast-paced action.

Cosmochoria is a single-player shooter game with fantastic visuals and a great soundtrack. As a tiny cosmonaut, explore a distant galaxy, uncover mysteries, fight aliens, and plant seeds to regrow life. With each playthrough, discover new secrets surrounding the universe while choosing to roam freely or establish a home base. Humorous elements will make you laugh along the way.

"Bone Marrow" is an arcade-style game that can be played as a single-player or local multi-player, supporting up to 2 players in both co-op and PvP modes. The game is a fresh take on the traditional "2048" puzzle, where players combine objects instead of numbers to create better weapons, shields, and potions, and defeat monsters to earn points. With turn-based missions and the goal to clear different places in the Middle Ages from evil creatures, Bone Marrow offers a unique and engaging gameplay experience.

Major Mayhem is a shooter game that offers an intriguing story, outstanding gameplay, wonderful graphics, and delightful music. Blast through enemies and obstacles with guns and grenades in this run-and-gun action-packed adventure to save the world and your girlfriend. Despite some hilarious moments and full-featured gameplay, expect a few bugs along the way.