Hunt for the markers you want and offer the trade, not many trade such low end markers actively. You should make some offers, you need pics if you want anyone to be interested as well.
Competition: Alien Invasion (Black/Orange)
Dark Earth DP Threshold APE'd
Mech: GoG EnmeY
Pump: Az KP2, Pre2K WGP PumPed Cocker
Old School: Evil Pimp #1: Black/Silver
Super Pimp (#2): *Minty stock* SuperMan color swap