What is this card worth

Ponder SLD 7186 $8.60 est. Borderless Secret Lair Ponder SLD 7119 $78.27 Borderless Secret Lair Ponder SLD 7122 $40.00 Borderless Secret Lair Ponder SLD 7125 $2.00 Borderless Secret Lair Ponder SLD 2670 $2.86 Borderless Ponder SLD 2292 $7.00 Borderless Ponder MAR 13 $5.88 Borderless Booster Fun Ponder OMB 13 No price yet Ponder TDC 159 $3.45 Commander deck Ponder PF25 2 $8.11 Ponder DSC 73 $3.75 Commander deck Ponder SLD 1783 $18.32 Borderless Ponder MB2 34 $2.00 Ponder OTC 105 $3.50 Commander deck Ponder SLP 19 $5.61 Borderless Ponder WHO 217 $2.66 Commander deck Ponder WHO 808 $9.57 Collector Booster Ponder PEWK 2022b No price yet Retro frame Ponder SLC 2007 $10.70 Borderless Ponder NCC 229 $2.75 Commander deck Ponder PLST C21-125 $3.80 The List Ponder J21 782 No price yet Ponder C21 125 $3.74 Commander deck Ponder TSR 315 $11.35 Retro frame Ponder SLD 245 $6.67 Borderless Ponder C18 96 $2.32 Commander deck Ponder PRM 35118 No price yet Full art Ponder M12 73 $2.29 Ponder M10 68 $3.98 Ponder P08 6 $24.01 Full art Player Rewards Ponder LRW 79 $3.70