summon silverfish ~ ~2 ~ {Tags:["jjc_mob","jjc_silverfish"],attributes:[{id:"generic.scale",base:2},{id:"generic.attack_damage",base:3},{id:"generic.max_health",base:12},{id:"generic.armor",base:6}],Health:12,Passengers:[{id:"block_display",Tags:["jjc","jjc_nov"],block_state:{Name:"minecraft:copper_grate"},teleport_duration:1,transformation:{translation:[0.375f,-0.5f,0.375f],left_rotation:[0f,0f,0f,1f],right_rotation:[0f,1f,0f,0f],scale:[0.75f,0.75f,0.75f]}}]}