Downhill/DS/4X: 2007-2008
- 2008: At age 9 Marcus was 3rd Overall Mountain States Cup Gravity Series in the 12 and Under Jr Class. Making the podium 4 times in Downhill and 2 times in gated events.
- 2007: At age 8 was MJs’ transition year to mountain bike racing from the BMX world. That year he entered into his first 4x & Dual Slalom events. This brought fun and new cycling challenges to Marcus. He raced against kids four years older, loving every moment of it.
- BMX: 2003-2006
- 2003: At age 4 The Dinky Dude won the ABA Grand National Championships in the 5 & Under Class.
- 2004-2006: Three time consecutive Colorado State Champion.
- 2006: NBL Grand Nationals Placed #8. NBL Western Region Championship Series Placed #2.