Not yet observed in the beta: the Forever client retains this item's record without its stats. Those are sent by the server in-game.Until someone records it, the Classic tooltip is shown below. Forever has reviewed every dungeon's loot, so changes are expected.
In Classic Era, dropped by Blackrock Depths trash(0.03%).
Classic 1.15.9.69722
Ribsplitter
Binds when equipped
Main HandAxe
66 - 124 DamageSpeed 2.70
(35.2 damage per second)
Requires Level 48
Equip: +10 Attack Power.
Sell Price: 3g 53s 32c
Forever Beta 1.60.1.70009
This item does not exist in the Forever client.