Get the Code Here : https://goo.gl/cL8QOa Best C# Book : http://amzn.to/2iMArkU Support me on Patreon : https://www.patreon.com/derekbanas In this part of my C# tutorial we'll be covering Abstract Classes, Virtual Methods, Abstract Methods, Override, Base Classes, Is, As, Casting and more about Polymorphism. For best results take notes on the cheat sheet provided above as you watch and leave any questions you have. Thank you to Patreon supporters like the following for helping me make this video facebook.com/cottageindustriesbuild/ jaryd remillard : instagram: @distant_admiration bugreplay.com @kyleaisho @thetwistedhat vjFaLk jaryd remillard : https://github.com/YearOfProgramming/2017Challenges