|Origin||Texas, United States|
|Track maker||Evo only|
|Playing style||Racing, Rumbling, RNR|
OLD_Jammer, often abbreviated as "Jam," is a Monster Truck Madness 2 and 4X4 Evolution racer and rumbler. He runs at least three or four tournaments per week and posts the results on the Monster Truck Madness Guild. He currently resides in Texas.
Jammer hosts one race and one rumble in Monster Truck Madness 2 per week, and occasionally steps in to replace other hosts when they cannot attend. He also hosts multiple 4X4 Evolution tournaments per week. He attends virtually every single tournament and is a successful racer and rumbler. He is also an RNR blocker, usually partnered with OLD_YoMega.
Jammer is a track maker for 4X4 Evolution.