Destroy a Titan with your Salvo Core in the Campaign

Perform a melee takedown while cloaked in the Campaign

Acquire 6 or more friendly Stalkers at the same time in the Campaign

Used the Arc Tool to activate a Stalker rack

Found the Arc Tool

Rodeo an enemy Titan in the Campaign

Viewed Anderson's first Holographic Log

Defeated the Reapers in Ash's Simulation Dome

Entered the World Foundry

Destroy a Titan with your Burst Core in the Campaign

Completed training

Collect 50 Precursor Orbs

Destroy Dark Ship