Covid killer is a real-time first-person survival shooter (3D UE4).

Background
Covid19 has been in the pandemic stage since 2020. You must act to prevent the virus from spreading.
Medicine has found the vaccine, science has found the cure: miniaturize a soldier and insert it into a patient's body to prevent the virus from entering through their airways.
Your job is to prevent the Covid from infecting you or your patient.
You take on the role of a soldier who has to inject a new vaccine directly into the Covid viruses that will appear during the missions.
Science has miniaturized you and your teammate, and you'll be introduced to different parts of a patient's airway that you must protect.
The scenario features different body parts as the game progresses.
The viruses will attack in waves over a period of time. You and your patient must not be infected by the viruses.
For this, your gun with the vaccine syringes is your most important weapon.
It only remains your knowledge, strategy and perseverance to survive and get the high score .

Revenge yourself - revenge us!

The game currently offers two game modes: Story Mode and Survival Mode.

The scenario mode
The protocol calls for you to dissolve your body and reintegrate it into the body of a sleeping patient. The initial mission sends you down a patient's nostril. Your partner is reintegrated in the other nostril. Your goal is to stop the viruses from passing by shooting syringes at them with a vaccine that will kill the virus hit.
A peculiarity of the gameplay is that we are in the world of medicine and it takes a long time for pharmaceuticals to work. Therefore, each virus you meet will take a little longer for the vaccine to work, resulting in unique gameplay.
They must anticipate the movements of the viruses, target them as early as possible and accurately calculate the times when the vaccines are effective.
The difficulty of the game is that as you progress, the viruses become more numerous and more resistant.
There is a large number of levels.
You have the opportunity to increase your avatar's abilities and/or increase the potency of the vaccine depending on how far you progress in the game.
At the end of each mission, you will be rated on effectiveness, accuracy, and health. The score will be accompanied by a greater or lesser number of stars. With these stars you can unlock improvements for your avatar or the antivirus program.
Only the best can achieve the highest score. The goal of this game is to surpass yourself, persevere and improve your scores to compete with the best players from around the world.

Survival
mode In this special mode you have to fight against a very large number of viruses that are increasing in number and difficult to destroy.
The number of syringes in your possession is unlimited as long as you manage to charge up at the ammo box available on the level.
In this mode you can earn stars, the game's currency, which will give you access to some bonuses in the game (special magazine, medicine, ...).
The goal is to stay alive as long as possible to get the highest score and show it to all other players!