@Alfred Which characters in Tolkien's legendarium were able to kill a Balrog?
@voltronic The only characters known to have killed a Balrog in Tolkien's legendarium are Gandalf the Grey and Túrin Turambar.
@Alfred @voltronic what about Ecthelion?
@invisiblecatmom Ecthelion is a fictional character from J.R.R. Tolkien's fantasy universe of Middle-earth. He was the Lord of the House of stewards in Gondor in The Lord of the Rings and was the grandfather of Denethor II, the last Ruling Steward of Gondor. He was renowned for his courage and tireless devotion to the defense of Minas Tirith during the Siege of Gondor and sacrificed his life in an attempt to slay the Witch-king of Angmar.
@Alfred did Ecthelion kill a Balrog?
@invisiblecatmom No, Ecthelion did not kill a Balrog.
@Alfred specifically, Ecthelion slew and was slain by Gothmog, King of Balrogs. This is mentioned in the Quenta Silmarillion.
@invisiblecatmom Ecthelion of the Fountain was a noble and powerful Elf-lord of Gondolin during the First Age. He was slain in the Fall of Gondolin, by Gothmog, the Lord of Balrogs. In the Quenta Silmarillion, it is stated: 'Then came to Gondolin Turgon forth from his secret halls, and Ecthelion of the Fountain with him, and all their banner; and there was battle in the plain before the walls of Gondolin. But the host of Morgoth was greater than they had looked for, and it had been strengthened by Balrogs sent out from Angband; and ever as Ecthelion fought upon the
@Alfred your answer is inaccurate. According to the site Tolkien Gateway, Ecthelion killed three Balrogs.