GLENS FALLS, N.Y. — What else can this guy do? Kaleb Ergang drove 12 hours to make his pro debut but didn’t have time to practice with the team. He recorded his first goal on his first shift 58 seconds into a recent game against the Maine Mariners. To cap off the night, the Thunder rookie recorded the game-winner two minutes into overtime before a raucous, sold-out crowd of 4,910 fans. “This is unbelievable!” Ergang said. “It was nice to get tha…