The Engine Empire Card Game

The Engine Empire is a print-and-play card game that requires only 18 cards. From the description:

In a dystopian alternate reality, four great powers vie for control of the continent. Each Empire’s soldiers lay siege to opposing cities, while their war efforts are funded by exotic exports and ingenious inventions. Only one state will orchestrate their limited resources into an Empire Engine powerful enough to lead them to victory.

It has gotten good reviews on Board Game Geek.

Dungeon Delver Card Game

Dungeon Delver is a free print and play card game of dungeon exploration.

No Man’s Land: A Solitary Game of WWI Sniping

No Man’s Land is a solitaire card game that’s supposed to simulate being a sniper in the Great War.

Drive Like Hell Print And Play Game

Drive like Hell is a free 18 card print and play game about outrunning the Devil. It was a finalist in a 2020 18 card game design challenge.

link

Access Denied Computer Hacking Card Game

Access Denied is a free print-and-play card game

for 3 to 6 players. Each player controls and defends one sector of the internet while attempting to gain access to other sectors. You don’t need a computer to play Access Denied!

There are 63 cards, each with an action and a code. You can play a card for its action or use its code to try to hack into a sector. Each sector has 3 access levels: User, Oper, and Root. As you gain more and higher access levels, you can draw and hold more cards and take more actions. The first player to attain Root access to 3 different sectors wins the game.