In Super Smash Bros. for Wii U he won several minor tournaments but failed to take any of the premier-events, and was ranked as the 16th best player of all time in the game.

As of Smash Ultimate, he is considered the best Zero Suit Samus player in the world, and has been noted for his aggressive style that capitalizes on the character's superior mobility.

[2] His first significant result in a Smash competition came in December 2015, when he took second at the regional KTAR XV tournament, defeating several top players before losing to Nairoby "Nairo" Quezada in the finals.

[7] For the remainder of Marss' Smash for Wii U career, he would be unable to meet or beat his 13th place spot in the inaugural rankings.

[10] His best result of the year was 2nd at The Big House 7 in August, which saw him defeat Gonzalo "ZeRo" Barrios, the best Smash for Wii U player in the world, before losing to Samuel "Dabuz" Buzby in the finals.

[12][13]8:36 With his absence from many events and his low placing at 2GG: Hyrule Saga, Marss dropped to 25th in the final bi-annual Panda Global Rankings for Smash for Wii U.

In the first months of Smash Ultimate competition, Marss placed highly in several major tournaments and won several smaller events.

[28] He would round out the year with a tie for 9th at the Smash Ultimate Summit 2 invitational tournament in October,[29] and a win at Dreamhack Atlanta in November.

Despite his wins at the two DreamHack events and strong showings at other tournaments, Marss fell to 5th in the Panda Global Rankings for the second half of the year.

[32] Frostbite was the last major tournament held before Panda Global Rankings suspended the 2020 competitive season due to the COVID-19 pandemic.

[35] He is known for his aggressive and flashy style of play,[36]3:03 utilizing the character's high speed and mobility to make up for her weak attacks.

[36]2:33 Though Smash players typically prefer staying in the center of the stage, Marss often fights on the edges, using Zero Suit Samus's mobility to knock away his opponent while safely recovering himself.