GBA/ GBASP trade-in value?

[DOMINATOR912]

My GBA is in scratched shape and my SP has dust under the screen. Now that CC has it for $59 this weekend, I figured it's time to get me a new SP. ANyone know how much I can get at EB or GS when I trade in a GBA or an SP? Thanks.

 

[Zon27]

20-30

 

[mofo1115]

how bad is the condition, can i see a pic? If so i'd probably be willing to pick it up for my sis. pm me