The majority of Niels Olsen's matches are in the ranked random map team mode. A Ecuadorian player, Niels Olsen's best position is pocket at 51.0% over 151 games. Having played 553 matches at 50.7% in RM Team, Niels Olsen most often selects Vikings.

With a 933 RM 1v1 rating, Niels Olsen's best results come from Vikings (58.1%) and African Clearing (67.6%).