Overwatch’s Season 4 will end on May 28th at 5:00 p.m. PDT (Monday, May 29th at 00:00 UTC), Blizzard have announced in a forum post.
Season 5 will begin three days later, May 31st at 5:00 p.m. PDT (Thursday, June 1st at 00:00 UTC).
The Skill Rating to Competitive Point Breakdown for Season 4 is as follows:
SR 1-1499 (Bronze): 100 CP
SR 1500-1999 (Silver): 200 CP
SR 2000-2499 (Gold): 400 CP
SR 2500-2999 (Platinum): 800 CP
SR 3000-3499 (Diamond): 1200 CP
SR 3500-3999 (Master): 2000 CP
SR 4000-5000 (Grandmaster): 3000 CP
A video showing some anniversary skins was posted via the Korean Overwatch Twitter account. You can view this below:
오버워치 감사제 이벤트와 함께 찾아올 전설 스킨 중 몇 개를 살짝 보여 드립니다.
5월 24일 시작되는 축제를 함께해주세요! 🎉🎂 pic.twitter.com/YTjRfqHeDC
— 오버워치 (@OverwatchKR) May 19, 2017