Key to the Truth
• Complete any strikes with your Stasis subclass equipped.
• In playlist strikes only, use Stasis abilities against combatants.
"The Skeleton Key requires further empowerment. Let's try something a bit more significant—somewhere you can take on many enemies with Stasis in a short period of time." —The Exo Stranger
The Exo Stranger wants you to further empower the Skeleton Key by using Stasis to defeat many combatants. Strikes should give you that opportunity.