In year 2020 Making Games like Among us is pretty easy because of the Game Engines are now a days better than the Engines we had in a past. There are 2 totally free and useful Game Engine which can be use by anyone without paying anything. Also they had a good guidance documentations itself which is pretty helpful also there are thousands of free tutorials on youtube you can watch and learn. You can make pretty much everything you can think of with them as a game. Only you need to know how to use them and which programming language you must know to create scripts or to use it as you will. There are 2 famous free Game Engines below.
The good thing of using Game Engine is they both are cross platforms which you can publish on different platforms like Nintendo Switch, PlayStation 4, Microsoft Windows, Classic Mac OS, Xbox One, Android, iOS.
Right now the number 1 best free Game Engine for indie games developers or developer who wants to individual create a game, There is a thousands of tutorials on YouTube from where you can learn also free assets which you can use on your game on Unity Assets Store, Also there is good documentation of Unity itself on their website.
Unity 3D uses C# programming language for scripting which is the most easiest language to learn if you do not have language background, and it is highly recommended to learn C# as your first language.
There are few popular games which were created by Unity 3D you can take them as your example which are mentioned below.
- Temple Run
- Subway Surfers
- Among us
- Fall Guys
Unreal Engine is also free Game Engine to use. Even the big industries are now a days using Unreal Engines, also you can use it by just downloading it from their website.
Unreal Engine uses C++ which is kinda complicated programming language which is why, Unreal Engine is not highly recommended for you to learn as your first Engine. They also have a good tutorials on YouTube but not as good as Unity’s.
There are few popular games which were created by Unreal Engine you can take them as your example which are mentioned below.
- Tekken 7
- Unreal Tournament
- PlayerUnknown’s Battlegrounds
Also the companies like Namco now making every of their games in Unreal Engine, If you learn it there are high chance for you to get job in Big companies.