So it's pretty obvious this is just a clone and Loki decided to throw the figh for Brunhilde, right?
Don't forget this guy wasn't even born as the trickster god, he quite literally jestermaxxed to try to get the girl. He has a lot more in his arsenal that doesn't evolve trickery that he straight up isn't showing. It's also why his abilities as a trickster are so limited without his ring.