Estimate for one card from a US seller. Buying several cards from the same seller shares one shipping fee. Shipping to Canada varies by seller.
PSA population: 1,539 graded · 1% PSA 10
Recent eBay sales.
Printings (1)
- Set$188.63Shop0
If this Pokémon has at least 7 extra Water Energy attached to it (in addition to this attack’s cost), this attack does 100 damage to each of your opponent’s Benched Pokémon. (Don’t apply Weakness and Resistance for Benched Pokémon.) (You can’t use more than 1 GX attack in a game.)
- Weakness
- ×2
- Retreat
- 4
- Illustrator
- Mitsuhiro Arita
- Format
- Not StandardExpanded ✓
- Released
- February 3, 2017
Price history
Show as table
| Date | Holo |
|---|---|
| Nov 2, 2026 | $188.63 |
| Nov 1, 2026 | $188.63 |
| Oct 31, 2026 | $188.63 |
| Oct 30, 2026 | $188.63 |
| Oct 29, 2026 | $188.23 |
| Oct 28, 2026 | $188.23 |
| Oct 27, 2026 | $195.46 |
| Oct 26, 2026 | $195.46 |
| Oct 25, 2026 | $195.95 |
| Oct 24, 2026 | $195.95 |
| Oct 23, 2026 | $195.95 |
| Oct 22, 2026 | $195.95 |
| Oct 21, 2026 | $198.97 |
| Oct 20, 2026 | $198.97 |
| Oct 19, 2026 | $197.17 |
| Oct 18, 2026 | $197.17 |
| Oct 17, 2026 | $192.24 |
| Oct 16, 2026 | $190.46 |
| Oct 15, 2026 | $190.46 |
| Oct 14, 2026 | $185.90 |
| Oct 13, 2026 | $185.90 |
| Oct 12, 2026 | $185.90 |
| Oct 11, 2026 | $185.90 |
| Oct 10, 2026 | $185.90 |
| Oct 9, 2026 | $181.34 |
| Oct 8, 2026 | $181.34 |
| Oct 7, 2026 | $181.34 |
| Oct 6, 2026 | $181.34 |
| Oct 5, 2026 | $181.34 |
| Oct 4, 2026 | $176.00 |
| Oct 3, 2026 | $173.47 |
Showing the last 30 days. Full price history is on Elite and Master
Live on eBay
Other Magikarp & Wailord cards
Market trend
As of Nov 2, 2026 · TCGplayer (US)
- 7 days
- −3.5%
- 30 days
- +8.7%
- vs set · 7D
- +0.7%-4.2 pts vs set
- Volatility (30D) Elite+
- —
| Printing | Price | 1D | 7D | 30D |
|---|---|---|---|---|
| Holo | $188.63 | 0.0% | −3.5% | +8.7% |
Price history by source · Holo
- TCGplayer
Show as table
| Date | Value | Source |
|---|---|---|
| Nov 2, 2026 | $188.63 | TCGplayer |
| Nov 1, 2026 | $188.63 | TCGplayer |
| Oct 31, 2026 | $188.63 | TCGplayer |
| Oct 30, 2026 | $188.63 | TCGplayer |
| Oct 29, 2026 | $188.23 | TCGplayer |
| Oct 28, 2026 | $188.23 | TCGplayer |
| Oct 27, 2026 | $195.46 | TCGplayer |
| Oct 26, 2026 | $195.46 | TCGplayer |
| Oct 25, 2026 | $195.95 | TCGplayer |
| Oct 24, 2026 | $195.95 | TCGplayer |
| Oct 23, 2026 | $195.95 | TCGplayer |
| Oct 22, 2026 | $195.95 | TCGplayer |
| Oct 21, 2026 | $198.97 | TCGplayer |
| Oct 20, 2026 | $198.97 | TCGplayer |
| Oct 19, 2026 | $197.17 | TCGplayer |
| Oct 18, 2026 | $197.17 | TCGplayer |
| Oct 17, 2026 | $192.24 | TCGplayer |
| Oct 16, 2026 | $190.46 | TCGplayer |
| Oct 15, 2026 | $190.46 | TCGplayer |
| Oct 14, 2026 | $185.90 | TCGplayer |
| Oct 13, 2026 | $185.90 | TCGplayer |
| Oct 12, 2026 | $185.90 | TCGplayer |
| Oct 11, 2026 | $185.90 | TCGplayer |
| Oct 10, 2026 | $185.90 | TCGplayer |
| Oct 9, 2026 | $181.34 | TCGplayer |
| Oct 8, 2026 | $181.34 | TCGplayer |
| Oct 7, 2026 | $181.34 | TCGplayer |
| Oct 6, 2026 | $181.34 | TCGplayer |
| Oct 5, 2026 | $181.34 | TCGplayer |
| Oct 4, 2026 | $176.00 | TCGplayer |
| Oct 3, 2026 | $173.47 | TCGplayer |
Questions & answers
- How much is Magikarp & Wailord GX worth?
- Magikarp & Wailord GX (SM166, SM Black Star Promos) is worth about $188.63: the TCGplayer market price of its Holo printing, updated November 2, 2026.
- What printings of Magikarp & Wailord GX SM166 exist?
- Magikarp & Wailord GX SM166 exists in 1 printing: Holo.
- What set is Magikarp & Wailord GX from?
- Magikarp & Wailord GX is card SM166 of SM Black Star Promos (Sun & Moon), released on February 3, 2017.
- What rarity is Magikarp & Wailord GX SM166?
- Magikarp & Wailord GX (SM166, SM Black Star Promos) is a Promo card.
- Who illustrated Magikarp & Wailord GX SM166?
- The artwork of Magikarp & Wailord GX (SM166, SM Black Star Promos) is by Mitsuhiro Arita.
Answers are generated from Tallgrass's own catalog and market data.












