 The Gulf Readiness Tanker operates in support of UKMCC Bahrain.In January 2013, "Wave Ruler" was relieved by RFA "Fort Victoria".In the autumn of 2014, "Wave Ruler" deployed as part of the Cougar 14 Task Group, along with HM Ships "Bulwark" & "Northumberland", RFA "Lyme Bay" and French Ship "Courbet" for exercises in the Mediterranean and Gulf.