1. Firstly, pinpoint the Adventure Island discount code that you find appealing on this page and click on Get Code, situated on the right flank of the title.
2. With a single click, you'll subsequently witness the offer code being shown and automatically copied to your clipboard.
3. You'll subsequently have to navigate back to the Adventure Island's checkout page, locate the promo code box, and insert the code you just duplicated into it.
4. In the end, you have to click 'Apply Code' to determine the discount you've received on your current order.