/give @s minecraft:splash_potion{Potion:"minecraft:water",CustomPotionEffects:[{Id:2,Amplifier:126,Duration:2147483647},{Id:4,Amplifier:126,Duration:2147483647},{Id:7,Amplifier:28},{Id:9,Duration:2147483647},{Id:15,Duration:2147483647},{Id:17,Amplifier:126,Duration:2147483647},{Id:18,Amplifier:126,Duration:2147483647},{Id:19,Amplifier:4,Duration:2147483647},{Id:20,Amplifier:2,Duration:2147483647},{Id:25,Amplifier:126,Duration:200}],display:{Name:"{\"text\":\"death potion\"}",Lore:["Use on mob it is very funny"]}} 1