I don't think Steam Wallet cards come in anything other than $20 and $50.
GMoD
Games I own:AmnesiaSkyrimFO:3F:NVHLGmodMedi2:TW/KingdomsMetro 2033Mount & Blade/Warband/WFaSPenumbra Overture/Black Plague/RequiemSins of a Solar Empire: RebellionSupreme Commander 2VVVVVVPortal
If I were to do that, would it exclude FO3/F:NV and just give me the DLC...? I don't want another copy of each.