It is taking all of Strange's willpower not to turn red with anger and embarrassment at that snow sculpture of himself. Someone apparently can't take a joke. With a gesture of his hand, Strange attempts to magic the snow facsimile of himself away.

"I summoned you here, remember? And you will remain here, under my power for as long as I see fit."

The bluffing and trying to seem like he knows what he's doing continues. Though Arcadia...that's a name he's going to remember.