Pokémon2021

Pokémon Swsh Black Star Promo · #121

3 copies for sale across Courtyard · from $151

All tracked copies

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 10 GEM MINT)

For sale

Buyon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 10 GEM MINT)

PSA 10 GEM MINTPokémon

$151USDC

FMV $150EstimateEst. $159Ins. —

CourtyardPolygon

For sale

Buyon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 10 GEM MINT)

PSA 10 GEM MINTPokémon

$170USDC

FMV $150EstimateEst. $159Ins. —

CourtyardPolygon

For sale

Buyon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 10 GEM MINT)

PSA 10 GEM MINTPokémon

$200USDC

FMV $150EstimateEst. $160Ins. —

CourtyardPolygon

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 9 MINT)

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 9 MINT)

PSA 9 MINTPokémon

$21.33USDC

FMV —Est. $21.80Ins. —

CourtyardPolygon

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.10USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.10USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.10USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.20USDC

FMV —Est. $24.20Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.20USDC

FMV —Est. $24.20Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.30USDC

FMV —Est. $24.30Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.00USDC

FMV —Est. $24.20Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.31USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.31USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.31USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.31USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.41USDC

FMV —Est. $24.20Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.41USDC

FMV —Est. $24.20Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.62USDC

FMV —Est. $24.40Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.62USDC

FMV —Est. $24.40Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.62USDC

FMV —Est. $24.40Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.97USDC

FMV —Est. $24.30Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$30.00USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 10 GEM MINT)

PSA 10 GEM MINTPokémon

$150USDC

FMV —Est. $156Ins. —

CourtyardPolygon

Sales observed — marketplace sales, any copy

Jul 8, 202610 GEM MINTCourtyard$129
Jul 3, 202610 GEM MINTCourtyardsold

Courtyard comps — dated sales by grade

Jul 14, 2026PSA 8$21.99
Jul 12, 2026PSA 9$35.50
Jul 12, 2026PSA 10$150
Jul 8, 2026PSA 10$152
Jul 4, 2026PSA 10$155
Jul 2, 2026PSA 9$15.50
Jun 26, 2026PSA 10$143
Jun 25, 2026PSA 10$143
Jun 22, 2026PSA 8$31.00
Jun 18, 2026PSA 8$35.00
Jun 18, 2026PSA 9$37.99
Jun 17, 2026PSA 8$28.00

Copies are matched across platforms by set, card number, and language (registry v1 — exact normalized matching). FMV figures combine licensed market data calibrated against observed sales, provided as-is.

For sale

Buyon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 10 GEM MINT)

PSA 10 GEM MINTPokémon

$151USDC

FMV $150EstimateEst. $159Ins. —

CourtyardPolygon

For sale

Buyon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 10 GEM MINT)

PSA 10 GEM MINTPokémon

$170USDC

FMV $150EstimateEst. $159Ins. —

CourtyardPolygon

For sale

Buyon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 10 GEM MINT)

PSA 10 GEM MINTPokémon

$200USDC

FMV $150EstimateEst. $160Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 9 MINT)

PSA 9 MINTPokémon

$21.33USDC

FMV —Est. $21.80Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.10USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.10USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.10USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.20USDC

FMV —Est. $24.20Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.20USDC

FMV —Est. $24.20Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$24.30USDC

FMV —Est. $24.30Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.00USDC

FMV —Est. $24.20Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.31USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.31USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.31USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.31USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.41USDC

FMV —Est. $24.20Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.41USDC

FMV —Est. $24.20Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.62USDC

FMV —Est. $24.40Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.62USDC

FMV —Est. $24.40Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.62USDC

FMV —Est. $24.40Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$25.97USDC

FMV —Est. $24.30Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 8 NM-MT)

PSA 8 NM-MTPokémon

$30.00USDC

FMV —Est. $24.10Ins. —

CourtyardPolygon

Not listed

Viewon Courtyard

2021 Pokémon Swsh Black Star Promo #121 Marnie - Full Art Marnie Premium Tournament Collection (PSA 10 GEM MINT)

PSA 10 GEM MINTPokémon

$150USDC

FMV —Est. $156Ins. —

CourtyardPolygon