RecruitingPhase 2Drug trialTislelizumab Consolidation After Liver-Directed Therapy for Hepatocellular CarcinomaThe investigators hypothesize that the addition of Tislelizumab after definitive local therapy for locally advanced inoperable Hepatocellular carcinoma (HCC) will synergize with local therapy as well as treat micro metastatic disease and improve one year progression-free survival rates for participants and optimize local control.