This episode, there are alternating Arc, Void, and Strand surges.
The Threat and the Overcharge weapon are associated with each strike, whether it's this week's nightfall or you're launching from the gild node.
The nightfall weapons this episode are:
Wild Style, The Slammer, Scintillation, Shadow Price, Plug One.1 and Rake Angle, The Palindrome, and Lotus-Eater.