Rebels are After Thea On An All-New 'Arrow' - Watch a Sneak Peek!

Thea (Willa Holland) is all suited up again as Speedy in this new still from tonight’s all-new episode of Arrow.

In “The Thanatos Guild”, Nyssa Al Ghul (Katrina Law) returns to Star City to warn Thea that a group of renegade League of Assassins members are planning to attack her.

This group, led by Athena (Kyra Zagorsky), is intent on finding a mysterious box that Malcolm left behind and will stop at nothing to get it.

Nyssa also helps Oliver (Stephen Amell) come to a life-changing realization.

Arrow airs TONIGHT @ 8PM ET/PT on The CW.