1000 Degree Glowing Knife! The meme still stands! :

/give @p minecraft:golden_sword 1 0 {AttributeModifiers:[{AttributeName:"generic.attackDamage",Name:"generic.attackDamage",Amount:100.0,Operation:0,UUIDLeast:348010,UUIDMost:319501,Slot:"mainhand"}],Unbreakable:1,display:{Name:"1000 Degree Glowing Knife",Lore:[This knife is 1000 degrees. Be careful!]},ench:[{id:20,lvl:1},{id:21,lvl:1}]}