Thor nodded. "Good." He understood the need to be quick in matters such as this, and he would do Loki the respect of allowing him to set his own limits. But even still, he worried for his brother, and the toll this thing had taken before it truly even begun. At least he had consented to some rest.

"You look terrible." He added, frankly, and rested a hand briefly against the side of Loki's neck. "Go. Rest well, brother. When the bards write songs of our victory, I do not wish for them to sing of the darkness beneath your eyes."