Play Medieval VS Aliens online for free

It's the middle of the 15th century, Earth was invaded by hostile aliens eager to take over the world. You as a knight, vowed to defend your land to any invaders and kill those who will resist. With just your bow and arrow for you long range weapon and a shield and a sword for your melee, you have to defeat all the aliens and destroy their mothership!

Medieval VS Aliens is available on GameBig.Net as a browser game. You can launch it when you are ready (use the green Play button below so the game only loads after you choose to play, which keeps the first view of this page lighter for visitors on slower connections).

Our editors describe each title with the official short description when provided, list the default controls, and link related games so you can discover more in the same genre. If you need help with account issues, removals, or partnerships, use the contact page so we can respond by email.

Topics and tags: 1 Player, Medieval, Spaceship, Snow, Killing, Alien, Bow, First Person Shooter, 3D, Sword, Y8 Account, WebGL, Y8 Highscore, Y8 Achievements. These labels help you find similar games from our catalog without leaving the site.

New Games

Medieval VS Aliens thumbnail

The game loads only after you press Play — better for speed and privacy until you opt in.

Medieval VS Aliens 54,844 plays
0/100 (0 votes)
Enter fullscreen

About this game on GameBig.Net

Summary. It's the middle of the 15th century, Earth was invaded by hostile aliens eager to take over the world. You as a knight, vowed to defend your land to any invaders and kill those who will resist. With just your bow and arrow for you long range weapon and a shield and a sword for your melee, you have to defeat all the aliens and destroy their mothership!

Audience. Titles on GameBig.Net are aimed at casual players looking for short sessions in the browser. Difficulty and themes vary by developer; use tags and related games to narrow what you like.

Fair play. Scores and achievements depend on the third-party build we embed. If something looks broken after an update, reload the page once or report the game with the flag button above.

How to play — controls for Medieval VS Aliens

Follow the scheme below while the game window is focused. On desktop, click inside the game area first so keyboard input reaches the title.

  • Move
    Jump
    Run
    Crouch
    Pause
  • Aim
    Shoot/Attack
    Zoom
    Scroll Weapon
    Lock or Unlock Cursor
  • Fullscreen (page)

Tips for a smoother session

  • Close unused tabs and pause large downloads so the browser has free CPU for Medieval VS Aliens.
  • Use fullscreen when supported for a stable aspect ratio and fewer accidental clicks outside the frame.
  • If audio is blocked, interact once with the page (Play counts) so autoplay policies can unlock sound where the developer allows it.
  • Bookmark this URL if you plan to return; the same page will list updated play counts and community rating over time.

Frequently asked questions

Is Medieval VS Aliens free here?
Yes. We host a free-to-play embed on this page. Optional ads on the site may appear according to our policy and your region.
Do I need to install anything?
No app store install is required for typical HTML5 games. Flash-era titles may use in-browser emulation (Ruffle) when marked as SWF.
Can I play on mobile?
Many games support touch; some are keyboard-first. If controls feel awkward, try rotating the device or switching to a desktop browser.

Related games