How to add difficulty levels to a game (Space invaders exemple)

Hi guys!! today we're going to see how to add difficulty levels to a game, and I'm going to use my last tutorial as an example (since I'm so proud of it ?). Hope you enjoy it ?. Click here to subscribe to my channel: http://bit.ly/2uCAKET Follow me on Twitter: http://bit.ly/2t0YGVA Link to emoji website: http://getemoji.com/ Link to the script: http://bit.ly/2reBBh6SpaceInvaders Subscribe to my facebook page: http://bit.ly/2PTT5a2 follow me on tumblr: http://bit.ly/2yaDSg9 =============================================================================== IMAGES: all invaders: https://pixabay.com/fr/pixelgrafic-dos-jeu-envahisseurs-158720/ MUSIC: N° 1: Track: Michael White - Angel’s Anthem [NCS Release] Music provided by NoCopyrightSounds. Watch: https://youtu.be/gZzVH2Ro66A Free Download / Stream: http://ncs.io/AngelsAnthemYO N° 2: Song: Distrion & Alex Skrindo - Lightning [NCS Release] Music provided by NoCopyrightSounds. Watch: https://youtu.be/dM2hrLwdaoU Download/Stream: http://ncs.io/LightningYO N° 3: Track: Waysons - Running [NCS Release] Music provided by NoCopyrightSounds. Watch: https://youtu.be/Y5TnYaZ31b0 Free Download / Stream: http://ncs.io/RunningYO N° 4: Track: Phantom Sage - When I’m Gone [NCS Release] Music provided by NoCopyrightSounds. Watch: https://youtu.be/tAAUoLcf05k Free Download / Stream: http://ncs.io/WhenImGoneYO