Rantanen had a hat trick and an assist in Game 7 against his former team, propelling the Stars to the second round.

When the Dallas Stars needed someone to step up, Mikko Rantanen answered the call. Rantanen hasn’t been in Dallas for long, but he already made his mark on the city’s hockey scene with a Game 7 masterpiece. Here are 10 things to know about Rantanen as Dallas continues its postseason push:

DALLAS (AP) — Mikko Rantanen carried the Dallas Stars past his former team in the first round of the NHL playoffs, punctuated with a hat trick that was part of his historic four-point third period in Game 7.