Wild Card Quest Walkthrough, Defeat Warbeast, Megashank and the Harvester of the Witness - DESTINY 2

In this video, my brother and I complete the Wild Card quest. At time stamp, 5:27, I get stuck in the tent that auto spawns at the camp! CO-OP GAMEPLAY!
Here's a complete breakdown of all the steps you need to complete for the Wild Card Quest
Finish The Final Shape campaign.
Finish the Queens, Part I subquest of the Destined Heroes exotic mission.
Speak with Cayde-6 at the Tower to start Wild Card.
Collect Dark Ether.
Take out the Devourer of Tainted Light.
Destroy the Taken Blights.
Draw out and eliminate the Megashank.
Defeat Lii'Liks, Harvester of the Witness.
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