Sebastian Fors (1990), known by the pseudonymForsen, is a Swedishroleplayer who's known for competing in Hearthstone tournaments across the globe. He has won HTC Invitational. He streams Hearthstone: Heroes of Warcraft to over 2,000 up to 15,000 viewers on his Livestream and is one of the most popular Hearthstone streamers.

In October 2015 Forsen won a Play it Cool streaming marathon. Forsen was once known as one of the game's most skilled Miracle Rogue experts.