2007-08: Marek Hrivik played for MsHK Zilina'S U18 and U20 squads scoring a combined 21 goals and 24 assists in 57 appearances. He also represented Team Slovakia at the U18 WJC, scoring a goal in six contests.
2008-09: Played for the U20 Team Slovakia in the Slovak elite league (development team). Posted 14 points in 34 games. Also played for Slovakia's U18 and U20 team's at each of the WJC's; tallied two goals and five points in six games with the U18 squad and one goal in seven games with the U20 team. Drafted in the first round (34th overall) of the 2009 CHL Import Draft by the Moncton Wildcats.
2009-10: In his QMJHL rookie season, Hrivik played in 66 games for the Wildcats. He scored 26 goals and added 29 assists for 55 points, finishing a +24 for the season. In 21 playoff games, Hrivik scored 5 goals and chipped in 12 assists for 13 points to help the Wildcats win the QMJHL championship.
2010-11: Hrivik led the Moncton Wildcats with 38 goals in his second QMJHL season and represented Slovakia at the 2011 U20 World Junior Championship. He was the Wildcats' second-leading scorer, finishing with 41 assists and 79 points (six behind team-leader Alex Saunier) and was minus-eight with 18 penalty minutes. He skated in four of five games in the playoff series with Lewiston (receiving a one game suspension) and led the Wildcats in points with six (all assists). In six games for eighth-place Slovakia at the WJC he had 2 goals and was minus-two. Hrivik was invited to Phoenix' development camp after passing through the 2011 NHL Draft but was not signed by the Coyotes.
2011-12: Hrivik made his pro debut with Connecticut, signing an amateur tryout contract following his third season with Moncton. After scoring 1 goal in eight regular season games with the Whale, he shared the team scoring lead in the playoffs with line mate Casey Wellman, finishing with 9 points in nine games. Connecticut reached the second round after finishing second in the Northeast Division and Hrivik scored a team-leading 5 goals with 4 assists and 10 penalty minutes. He was the third-leading scorer for Moncton in his final season of junior behind twin brothers Alex and Allain Saunier. Hrivik had 29 goals with 41 assists and was plus-13 with 8 penalty minutes. He scored 1 goal with 2 assists and was minus-six in Moncton's four-game playoff series against Halifax. Hrivik signed a three-year entry-level contract with the Rangers in May, 2012.
2012-13: Hrivik skated in 40 games for Rangers AHL affiliate as a 20-year-old – missing nearly three months due to a pair of concussions. One of the Whale's top scorers at the time of his injury, he finished with 7 goals and 19 assists and was -2 with 10 penalty minutes. Connecticut missed the AHL playoffs by two points despite finishing second in the Northeast Division.
Talented offensively, Hrivik also showed a willingness to do the smaller things that help win hockey games including a crucial buy-in with Moncton's defense-first system. With a quick shot and a nose for the net, the 19-year-old is a constant threat in the offensive zone, but needs to continue to work on his skating. Struggling at times with consistent effort, Hrivik is at his best when he engaging the opposition and using his body to create chances and protect the puck.