2018 World Snooker Championship The win came 15 years after Williams' second world title in 2003 and he became, at the age of 43, the second oldest winner at the Crucible. Three-time world champion Mark Selby had won the title for the previous two years but lost in the first round 4–10 to Joe Perry. The 2018 World Snooker Championship was held on 21 April to 7 May 2018 at the Crucible Theatre in Sheffield, England. This was the 42nd consecutive year that the tournament was held at the Crucible, and the 50th consecutive year the championship was contested through the modern knockout format.
Mark Selby rookie Oliver Lines came from 0–4 behind to defeat him 6–4. In the invitational Champion of Champions tournament, he reached the quarter-finals, but lost 1–6 against Judd Trump. He suffered another early exit at the UK Championship when he lost 4–6 to David Morris in the last 64. Playing Shaun Murphy in the first round of the Masters, Selby fell 1–5 behind before recovering to 5–5, but lost the match 5–6 on the deciding frame. It was the first time that Selby lost in a deciding frame at the Masters, having won the previous 11 deciding frames. At the German