In The Burning Crusade it is item level 136 and requires level 70. In Wrath of the Lich King it is item level 136, requires level 70 and sells to vendors for 1c. In MoP Classic it is item level 136, requires level 70 and sells to vendors for 1c.
Items Numbered Next to Merciless Gladiator's Hacker
Blizzard numbers items as they are created, so the named items next to ID 31985 (31980 to 31990) were usually added in the same batch as Merciless Gladiator's Hacker: the same quest line, zone, vendor or reward set.