I am making this build after watching The Fundamentals of ADC ft. Saskio on proguides YouTube channel. This build is Challenger inspired and built around the advice that the Challenger player Saskio gives in the video. If you want to learn more, click the link. Also, if you don't want to spend the time to set up the items, copy-paste what is below and import it into your client. Thank you for reading this build, and I'll see you later!
Item set:
{"title":"Kai'sa best HoB","associatedMaps":[],"associatedChampions":[145],"blocks":[{"items":[{"id":"1055","count":1},{"id":"2003","count":1},{"id":"3340","count":1}],"type":"Starting Items"},{"items":[{"id":"3133","count":1},{"id":"3031","count":1}],"type":"Rush"},{"items":[{"id":"3031","count":1},{"id":"3006","count":1},{"id":"3085","count":1}],"type":"Core items"},{"items":[{"id":"3115","count":1},{"id":"3157","count":1}],"type":"W evolve"},{"items":[{"id":"3026","count":1},{"id":"3072","count":1},{"id":"3139","count":1}],"type":"Situationals"}]}