Resource,Source,Identifier APC anti-human CD3,BioLegend,RRID:AB_1937212 Purified anti-human CD3,BioLegend,RRID:AB_314038 APC anti-human CD269 (BCMA),BioLegend,RRID:AB_2562889 APC anti-human EGFR,BioLegend,RRID:AB_11150410 APC anti-His Tag,BioLegend,RRID:AB_2715818 Human BCMA/TNFRSF17 Allophycocyanin Affinity Purified PAb,R and D Systems,RRID:AB_10584839 PE anti-human CD267 (TACI),BioLegend,RRID:AB_2203401 APC/Cyanine7 anti-human CD8,BioLegend,RRID:AB_2044005 PE anti-human CD326 (Ep-CAM),BioLegend,RRID:AB_756080 Goat tdTomato Polyclonal Antibody,MyBioSource,RRID:AB_2827808 Alexa Fluor(R) 647 anti-mouse IgG1,BioLegend,RRID:AB_2563476 Alexa Fluor 488-AffiniPure Donkey Anti-Goat IgG (H+L) ,Jackson ImmunoResearch Labs,RRID:AB_2340428 A-549,Cellosaurus,RRID:CVCL_0023 SUP-T1,Cellosaurus,RRID:CVCL_1714 RPMI-8226,Cellosaurus,RRID:CVCL_0014 HEK293T,Cellosaurus,RRID:CVCL_0063 BxPC3-R,Cellosaurus,RRID:CVCL_XX78 SK-OV-3,Cellosaurus,RRID:CVCL_0532 K-562,Cellosaurus,RRID:CVCL_0004 pCMV-PEmax-P2A-hMLH1dn,Addgene,RRID:Addgene_174828 Addgene,http://www.addgene.org,RRID:SCR_002037 FlowJo,https://www.flowjo.com/solutions/flowjo,RRID:SCR_008520 PyMOL,http://www.pymol.org/,RRID:SCR_000305 GraphPad Prism,http://www.graphpad.com/,RRID:SCR_002798 Adobe Illustrator,http://www.adobe.com/products/illustrator.html,RRID:SCR_010279