Borderlands Pre-Sequel: WHAT IS THIS - The Beginning of the End

'What's this? in Borderlands: The Presequel (BL:TPS)

"What's this?" is a mission objective in the storymission "The Beginning of the End" in Borderlands: The Pre-Sequel

Walkthrough

Head over to the Vault Symbol that appeared in the middle of the area. Just approach and interact with it to get the final cutscene of the game to begin.

The Beginning of the End Mission Objectives

• Locate main excavation site
• Locate elevator room
• Enter excavation site
• Defeat RK5
• Enter Tycho's Ribs
• Explore Eridian structure
• Find way past shield
• Use cannon
• Pass through breach
• Find Vault Entrance
• Kill Opha Superior
• Enter Vault
• Defeat Sentinel
• Defeat Empyrean Sentinel
• WHAT IS THIS?
• Exit Vault

Turn in: Jack