Tip: The Equip Mint elixir (a Classic elixir equippable in Create a Class), is excellent for this round, as it refreshes the cooldown on all equipment. Round 2: Well Equipped – Kill Zombies with equipment only. Tip: Be aware of your surroundings and use your starting weapon to keep the zombies back. Round 1: Unsinkable – Survive the round without taking damage. The first five rounds of this Gauntlet are a prelude to the sheer insanity to come: Titanic, Unsinkable is set on the “Voyage of Despair” and is the original Gauntlet for Black Ops 4. Named after the claim given to the ill-fated R.M.S.