 Mightyena ex #101/110EX Holon Phantoms · Holofoil · 2006 | $105 | $1,021 | $4,700 |
 Mightyena (Delta Species) #24/113EX Delta Species · Reverse Holofoil · 2005 | $61.69 | $379 | $2,881 |
 Mightyena #18/108EX Power Keepers · Reverse Holofoil · 2007 | $43.63 | $252 | $302 |
 Mightyena #12/107EX Deoxys · Holofoil · 2005 | $42.38 | $95.85 | $889 |
| Mightyena #12/107EX Deoxys · Reverse Holofoil · 2005 | $41.62 | $477 | $2,731 |
 Team Magma's Mightyena #37/95EX Team Magma vs Team Aqua · Reverse Holofoil · 2004 | $34.97 | — | — |
 Mightyena #10/109EX Ruby and Sapphire · Holofoil · 2003 | $30.32 | $179 | $1,555 |
| Mightyena #10/109EX Ruby and Sapphire · Reverse Holofoil · 2003 | $25.31 | — | — |
 Mightyena #66/146Legends Awakened · Reverse Holofoil · 2008 | $25.00 | — | — |
 Team Aqua's Mightyena #15/95EX Team Magma vs Team Aqua · Reverse Holofoil · 2004 | $21.48 | — | — |
 Mightyena - 18/108 (Cosmos Holo) #018/108Deck Exclusives · Holofoil · 2016 | $15.12 | — | — |
| Mightyena #12/107EX Deoxys · Normal · 2005 | $14.91 | $95.85 | $889 |
 Team Aqua's Mightyena #30/95EX Team Magma vs Team Aqua · Reverse Holofoil · 2004 | $14.11 | — | — |
 Team Magma's Mightyena #21/95EX Team Magma vs Team Aqua · Reverse Holofoil · 2004 | $14.08 | — | — |
 Mightyena #42/109EX Ruby and Sapphire · Reverse Holofoil · 2003 | $12.23 | $136 | $1,312 |
 Team Aqua's Mightyena #18/34Double Crisis · Reverse Holofoil · 2015 | $11.75 | $35.00 | — |
| Mightyena (Delta Species) #24/113EX Delta Species · Normal · 2005 | $10.37 | — | — |
 Team Magma's Mightyena #19/34Double Crisis · Reverse Holofoil · 2015 | $10.10 | $100 | $120 |
 Mightyena #54/127Platinum · Reverse Holofoil · 2009 | $8.02 | $39.00 | $159 |
| Team Magma's Mightyena #21/95EX Team Magma vs Team Aqua · Normal · 2004 | $5.49 | — | — |
| Team Magma's Mightyena #37/95EX Team Magma vs Team Aqua · Normal · 2004 | $5.00 | — | — |
 Mightyena #243/217Ascended Heroes · Holofoil · 2026 | $4.51 | $19.55 | $53.26 |
 Mightyena #TG09/TG30Astral Radiance Trainer Gallery · Holofoil · 2022 | $4.49 | — | — |
| Team Aqua's Mightyena #15/95EX Team Magma vs Team Aqua · Normal · 2004 | $3.10 | — | — |
| Team Magma's Mightyena #19/34Double Crisis · Normal · 2015 | $2.91 | $8.19 | $51.09 |
| Team Aqua's Mightyena #18/34Double Crisis · Normal · 2015 | $2.78 | $26.00 | $50.98 |
| Mightyena #42/109EX Ruby and Sapphire · Normal · 2003 | $2.26 | — | — |
| Mightyena #66/146Legends Awakened · Normal · 2008 | $1.93 | $14.50 | $78.14 |
 Mightyena #17/39Kalos Starter Set · Normal · 2013 | $1.88 | — | — |
| Mightyena #18/108EX Power Keepers · Normal · 2007 | $1.85 | — | — |
 Mightyena #87/181SM - Team Up · Reverse Holofoil · 2019 | $1.28 | $14.30 | $37.20 |
| Team Aqua's Mightyena #30/95EX Team Magma vs Team Aqua · Normal · 2004 | $1.28 | — | — |
 Mightyena #54/119XY - Phantom Forces · Reverse Holofoil · 2014 | $1.25 | $18.44 | $46.96 |
| Mightyena #54/127Platinum · Normal · 2009 | $0.76 | $16.63 | $47.77 |
| Mightyena #54/119XY - Phantom Forces · Normal · 2014 | $0.62 | $13.39 | $36.80 |
| Mightyena #87/181SM - Team Up · Normal · 2019 | $0.44 | $14.21 | $37.05 |
 Mightyena #104/185Vivid Voltage · Reverse Holofoil · 2020 | $0.34 | $12.22 | $30.34 |
 Mightyena #096/189Astral Radiance · Reverse Holofoil · 2022 | $0.26 | $13.25 | $36.24 |
 Mightyena #114/167Twilight Masquerade · Reverse Holofoil · 2024 | $0.23 | — | — |
 Mightyena #106/162Temporal Forces · Reverse Holofoil · 2024 | $0.22 | $10.42 | $30.99 |
| Mightyena #096/189Astral Radiance · Normal · 2022 | $0.20 | $10.41 | $30.76 |
| Mightyena #106/162Temporal Forces · Normal · 2024 | $0.19 | $10.43 | $30.99 |
| Mightyena #114/167Twilight Masquerade · Normal · 2024 | $0.13 | $10.25 | $30.60 |
| Mightyena #104/185Vivid Voltage · Normal · 2020 | $0.11 | $10.61 | $15.00 |
 Mightyena #129/217Ascended Heroes · Normal · 2026 | $0.08 | — | — |