 Houndour (5) #05/75Neo Discovery · 1st Edition Holofoil · 2001 | $250 | $560 | $8,734 |
| Houndour (5) #05/75Neo Discovery · Unlimited Holofoil · 2001 | $93.91 | $356 | $2,311 |
 Houndour - 060/109 #60/109EX Team Rocket Returns · Reverse Holofoil · 2004 | $92.50 | $545 | $1,984 |
 Houndour (87) #087/147Aquapolis · Reverse Holofoil · 2003 | $90.00 | $85.75 | $724 |
 Houndour #60/115EX Unseen Forces · Reverse Holofoil · 2005 | $86.00 | $148 | $1,338 |
 Houndour #066/144Skyridge · Reverse Holofoil · 2003 | $84.09 | $169 | $1,350 |
 Houndour (86) #086/147Aquapolis · Reverse Holofoil · 2003 | $79.99 | $75.25 | $1,225 |
 Team Magma's Houndour #63/95EX Team Magma vs Team Aqua · Reverse Holofoil · 2004 | $67.50 | — | — |
 Houndour - 059/109 #59/109EX Team Rocket Returns · Reverse Holofoil · 2004 | $66.42 | $293 | $2,501 |
 Houndour (24) #24/75Neo Discovery · 1st Edition · 2001 | $40.84 | $70.50 | $265 |
 Houndour #113/165Expedition · Reverse Holofoil · 2002 | $39.66 | $84.13 | $180 |
 Team Magma's Houndour #35/95EX Team Magma vs Team Aqua · Reverse Holofoil · 2004 | $37.81 | — | — |
| Houndour #066/144Skyridge · Normal · 2003 | $34.41 | $42.67 | $347 |
 Team Magma's Houndour #62/95EX Team Magma vs Team Aqua · Reverse Holofoil · 2004 | $25.00 | — | — |
 Houndour #043/105Neo Destiny · 1st Edition · 2002 | $22.32 | $46.00 | $241 |
| Houndour (24) #24/75Neo Discovery · Unlimited · 2001 | $16.44 | $49.99 | $155 |
 Houndour #59/97EX Dragon · Reverse Holofoil · 2003 | $15.71 | $69.50 | $173 |
| Houndour (87) #087/147Aquapolis · Normal · 2003 | $14.61 | $34.99 | $101 |
 Houndour #103/146Legends Awakened · Reverse Holofoil · 2008 | $12.15 | $71.49 | $120 |
| Houndour - 060/109 #60/109EX Team Rocket Returns · Normal · 2004 | $11.28 | $45.00 | $221 |
 Houndour (39) #39/75Neo Discovery · 1st Edition · 2001 | $11.15 | $31.99 | $115 |
 Houndour #204/197Obsidian Flames · Holofoil · 2023 | $10.30 | $21.76 | $140 |
| Houndour #113/165Expedition · Normal · 2002 | $8.27 | $39.36 | $171 |
| Houndour (86) #086/147Aquapolis · Normal · 2003 | $7.72 | $63.00 | $125 |
| Houndour #043/105Neo Destiny · Unlimited · 2002 | $7.06 | $21.00 | $73.01 |
 Houndour #74/124Dragons Exalted · Reverse Holofoil · 2012 | $6.80 | $40.14 | $97.77 |
 Houndour (54) #54/90Undaunted · Reverse Holofoil · 2010 | $6.16 | $36.99 | $104 |
| Houndour #59/97EX Dragon · Normal · 2003 | $6.03 | $38.00 | $113 |
 Houndour #59/95Call of Legends · Reverse Holofoil · 2011 | $5.75 | $46.28 | $135 |
 Houndour #69/106Great Encounters · Reverse Holofoil · 2008 | $5.66 | $61.53 | $73.00 |
 Houndour (53) #53/90Undaunted · Reverse Holofoil · 2010 | $5.57 | $31.73 | $118 |
| Team Magma's Houndour #35/95EX Team Magma vs Team Aqua · Normal · 2004 | $5.50 | — | — |
| Houndour - 059/109 #59/109EX Team Rocket Returns · Normal · 2004 | $3.94 | $44.00 | $91.62 |
| Team Magma's Houndour #63/95EX Team Magma vs Team Aqua · Normal · 2004 | $3.31 | — | — |
| Houndour (39) #39/75Neo Discovery · Unlimited · 2001 | $2.86 | — | — |
| Houndour #69/106Great Encounters · Normal · 2008 | $1.69 | $15.00 | $64.68 |
 Houndour #55/101Plasma Blast · Reverse Holofoil · 2013 | $1.57 | — | — |
| Houndour #59/95Call of Legends · Normal · 2011 | $1.45 | $12.93 | $21.00 |
| Team Magma's Houndour #62/95EX Team Magma vs Team Aqua · Normal · 2004 | $1.06 | — | — |
| Houndour #60/115EX Unseen Forces · Normal · 2005 | $0.95 | $24.00 | $45.25 |
| Houndour #103/146Legends Awakened · Normal · 2008 | $0.92 | $10.97 | $53.38 |
| Houndour (53) #53/90Undaunted · Normal · 2010 | $0.78 | $8.13 | $59.43 |
| Houndour (54) #54/90Undaunted · Normal · 2010 | $0.49 | $11.39 | $44.49 |
 Houndour #45/214SM - Lost Thunder · Reverse Holofoil · 2018 | $0.48 | $11.53 | $32.57 |
| Houndour #74/124Dragons Exalted · Normal · 2012 | $0.48 | $17.54 | $46.95 |
| Houndour #55/101Plasma Blast · Normal · 2013 | $0.46 | $10.95 | $40.02 |
 Houndour #58/111SM - Crimson Invasion · Reverse Holofoil · 2017 | $0.39 | $11.30 | $58.49 |
 Houndour #132/197Obsidian Flames · Reverse Holofoil · 2023 | $0.37 | $10.54 | $31.16 |
 Houndour #131/197Obsidian Flames · Reverse Holofoil · 2023 | $0.31 | $7.50 | $59.99 |
| Houndour #45/214SM - Lost Thunder · Normal · 2018 | $0.29 | $11.47 | $32.47 |
| Houndour #58/111SM - Crimson Invasion · Normal · 2017 | $0.29 | — | — |
 Houndour #095/163Battle Styles · Reverse Holofoil · 2021 | $0.26 | — | — |
 Team Rocket's Houndour #037/182Destined Rivals · Reverse Holofoil · 2025 | $0.23 | $10.63 | $31.87 |
 Houndour #007/064Shrouded Fable · Reverse Holofoil · 2024 | $0.22 | $10.00 | $57.95 |
 Houndour #131/197Trick or Trade BOOster Bundle 2024 · Normal · 2024 | $0.17 | — | — |
| Houndour #132/197Obsidian Flames · Normal · 2023 | $0.17 | $28.00 | $34.00 |
 Houndour - Armarouge 7 #033/198Battle Academy 2024 · Normal · 2024 | $0.16 | — | — |
 Houndour - Armarouge 21 #033/198Battle Academy 2024 · Normal · 2024 | $0.16 | — | — |
 Houndour - Armarouge 39 #033/198Battle Academy 2024 · Normal · 2024 | $0.16 | — | — |
| Houndour #095/163Battle Styles · Normal · 2021 | $0.16 | $25.00 | $74.99 |
 Houndour #033/198Scarlet & Violet Base Set · Reverse Holofoil · 2023 | $0.15 | $20.65 | $30.53 |
 Houndour #062/131Prismatic Evolutions · Reverse Holofoil · 2025 | $0.14 | $12.40 | $40.00 |
| Houndour #131/197Obsidian Flames · Normal · 2023 | $0.11 | $10.66 | $31.43 |
| Houndour #062/131Prismatic Evolutions · Normal · 2025 | $0.10 | $10.50 | $74.06 |
| Houndour #033/198Scarlet & Violet Base Set · Normal · 2023 | $0.09 | $10.21 | $30.42 |
| Team Rocket's Houndour #037/182Destined Rivals · Normal · 2025 | $0.07 | $10.32 | $30.96 |
| Houndour #007/064Shrouded Fable · Normal · 2024 | $0.06 | $10.02 | $30.04 |