Tim might really like the Beast Boy he knew from back home, but there was no way of telling yet if this new one was any sort of danger. So Gar's allowed to peer and poke, so long as he doesn't mind Tim never showing his back. If Gar moves one way, Tim will do so as well.

He hopes kind of idly that Psychemon doesn't run him through with its horn, and wonders if Gabumon would do anything about that.

Surprisingly for him, when he opens his mouth so speak, it's Gabumon who pipes up in that slow, low, sleepy voice of his. "His name is Robin."