2 different companies, 2 different slots, 2 different qualities one similar name and theme. This is the best way to start describing 300 Shields Extreme slot from NextGen Gaming. If you are not sure what I am talking about, go and play 300 Shields slot from Quickfire. There is a huge difference in age and therefor in quality. The best is the difference visible in the play field size. ... https://www.totosafeguide.com/