| Oct 12, 26 | CGC 8 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8 NM-MT · Fanatics | Auction | $10.80 |
| Oct 12, 26 | CGC 8 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8 NM-MT · Fanatics | Auction | $10.80 |
| Oct 12, 26 | CGC 8 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8 NM-MT · Fanatics | Auction | $9.60 |
| Oct 12, 26 | CGC 7 | 1999 Pokemon Base Set Poliwhirl #38 CGC 7 NRMT · Fanatics | Auction | $9.60 |
| Oct 5, 26 | CGC 6.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 6.5 EXMT+ · Fanatics | Auction | $9.60 |
| Sep 29, 26 | CGC 8.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8.5 NM-MT+ · Fanatics | Buy It Now | $13.00 |
| Sep 29, 26 | CGC 8.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8.5 NM-MT+ · Fanatics | Buy It Now | $13.00 |
| Sep 29, 26 | CGC 8.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8.5 NM-MT+ · Fanatics | Buy It Now | $13.00 |
| Sep 29, 26 | CGC 8.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8.5 NM-MT+ · Fanatics | Buy It Now | $13.00 |
| Sep 29, 26 | CGC 9 | 1999 Pokemon Base Set Poliwhirl #38 CGC 9 MINT · Fanatics | Buy It Now | $10.00 |
| Sep 28, 26 | CGC 9 | 1999 Pokemon Base Set Poliwhirl #38 CGC 9 MINT · Fanatics | Auction | $10.80 |
| Sep 28, 26 | PSA 10 | 1999 Pokemon Base Set Poliwhirl #38 PSA 10 GEM MINT · Fanatics | Auction | $150.00 |
| Sep 18, 26 | CGC 9 | 1999 Pokemon Base Set Poliwhirl #38 CGC 9 MINT · Fanatics | Buy It Now | $25.00 |
| Sep 14, 26 | CGC 7.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 7.5 NRMT+ · Fanatics | Buy It Now | $10.00 |
| Sep 14, 26 | CGC 8.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8.5 NM-MT+ · Fanatics | Auction | $13.20 |
| Aug 24, 26 | PSA 10 | Wizards of the Coast Poliwhirl 038/102 Base Set ENG 1999 Regular PSA 10 · eBay | Buy It Now · Best offer | $200.00 |
| Aug 20, 26 | CGC 10 | Pokémon TCG Poliwhirl 038/102 Base Set Uncommon Regular CGC 10 English (2000) · eBay | Auction | $23.50 |
| Aug 14, 26 | CGC 10 | CGC 10 Poliwhirl Base Set 038/102 1999 English Regular Uncommon HP 60 · eBay | Auction | $37.00 |
| Aug 12, 26 | CGC 9 | 1999 Pokemon Base Set Poliwhirl #38 CGC 9 MINT · Fanatics | Buy It Now | $17.00 |
| Jul 29, 26 | CGC 4.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 4.5 VGEX+ · Fanatics | Buy It Now | $7.00 |
| Jul 20, 26 | CGC 4.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 4.5 VGEX+ · Fanatics | Auction | $6.00 |
| Jun 20, 26 | Ungraded | Poliwhirl 038/102 Base Set Unlimited (CGC Nm/Mint+ 8.5) · eBay | Auction | $20.00 |
| Jun 16, 26 | CGC 9.5 | 1999 Pokemon Poliwhirl 038/102 Base Set CGC 9.5 Trading Card Game · eBay | Auction | $22.50 |
| Jun 3, 26 | PSA 10 | 1999 Pokemon Base Set Poliwhirl #38 PSA 10 GEM MINT · Fanatics | Buy It Now | $201.00 |
| May 30, 26 | Ungraded | 1999 Pokemon Poliwhirl 038/102 Base Set Regular TCG Vintage · eBay | Auction | $14.99 |
| May 17, 26 | PSA 9 | PSA 9 1999 Pokemon TCG Poliwhirl 038/102 Base Set Regular Uncommon EN · eBay | Auction | $50.00 |
| May 11, 26 | CGC 10 | Pokémon TCG Poliwhirl 038/102 Base Set Uncommon Regular CGC 10 English (2000) · eBay | Auction | $54.92 |
| May 9, 26 | Ungraded | Poliwhirl 038/102 Base Set Regular · eBay | Auction | $30.00 |
| Apr 20, 26 | CGC 8.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8.5 NM-MT+ · Fanatics | Auction | $8.40 |
| Mar 16, 26 | CGC 7.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 7.5 NRMT+ · Fanatics | Auction | $7.20 |
| Mar 10, 26 | Ungraded | 1999 Pokemon Poliwhirl 038/102 Base Set Regular TCG Vintage · eBay | Auction | $16.99 |
| Feb 23, 26 | CGC 8 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8 NM-MT · Fanatics | Auction | $8.40 |
| Feb 22, 26 | PSA 8 | PSA 8 Poliwhirl 038/102 Pokemon Base Set Regular NM-MT Free Shipping · eBay | Auction | $20.50 |
| Feb 16, 26 | CGC 10 | 1999 Pokemon Base Set Poliwhirl #38 CGC 10 GEM MINT · Fanatics | Auction | $56.40 |
| Jan 11, 26 | PSA 9 | Sold Jan 11, 2026Pokemon TCG Poliwhirl 038/102 Base Set Unlimited PSA 9 MINT Regular Vintage WOTCOpens in a new window or tab · eBay | Buy It Now | $37.47 |
| Dec 15, 25 | PSA 10 | 1999 Pokemon Base Set Poliwhirl #38 PSA 10 GEM MINT · Fanatics | Auction | $93.60 |
| Dec 15, 25 | PSA 9 | Sold Dec 15, 20251999-2000 Pokemon Base Set Poliwhirl 038/102 PSA 9Opens in a new window or tab · eBay | Buy It Now | $34.99 |
| Oct 23, 25 | PSA 9 | Sold Oct 23, 2025Pokemon TCG Poliwhirl 038/102 Base Set Unlimited PSA 9 MINT Regular Vintage WOTCOpens in a new window or tab · eBay | Buy It Now | $37.77 |
| Oct 17, 25 | PSA 9 | Sold Oct 17, 2025PSA 9 MINT Pokemon TCG Poliwhirl 038/102 Base Set Regular Vintage WOTCOpens in a new window or tab · eBay | Buy It Now · Best offer | $35.00 |
| Oct 5, 25 | PSA 9 | Sold Oct 5, 2025PSA 9 MINT Pokemon TCG Poliwhirl 038/102 Base Set Regular Vintage WOTCOpens in a new window or tab · eBay | Buy It Now · Best offer | $38.99 |
| Oct 2, 25 | PSA 9 | Sold Oct 2, 2025Poliwhirl 038/102 Base Set PSA 9Opens in a new window or tab · eBay | Buy It Now | $20.00 |
| Sep 13, 25 | PSA 8 | Sold Sep 13, 2025Poliwhirl 038/102 Base Set Regular PSA 8Opens in a new window or tab · eBay | Buy It Now · Best offer | $23.00 |
| Aug 10, 25 | CGC 6.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 6.5 EXMT+ · Fanatics | Buy It Now | $30.00 |
| Jul 15, 25 | CGC 9 | 1999 Pokemon Base Set Poliwhirl #38 CGC 9 MINT · Fanatics | Buy It Now | $15.00 |
| Apr 14, 25 | PSA 9 | 1999 Pokemon Base Set Poliwhirl #38 PSA 9 MINT · Fanatics | Auction | $15.60 |
| Dec 27, 23 | CGC 9 | 1999 Pokemon Base Set Poliwhirl #38 CGC 9 MINT · Fanatics | Buy It Now | $20.00 |
| Sep 22, 23 | CGC 9 | 1999 Pokemon Base Set Poliwhirl #38 CGC 9 MINT · Fanatics | Buy It Now | $20.00 |
| Aug 7, 23 | CGC 8.5 | 1999 Pokemon Base Set Poliwhirl #38 CGC 8.5 NM-MT+ · Fanatics | Buy It Now | $14.00 |
