Courtyard vs OpenSea
Two marketplaces & aggregators side by side, using only what's listed on NFTstack. Check each site for current pricing and features.
| Courtyard | OpenSea | |
|---|---|---|
| What it does | Rip digital packs, reveal physical trading cards. Buy and sell vaulted, graded Pokémon and sports cards as NFTs on Polygon, and redeem them worldwide. | Largest multi-chain NFT marketplace, supporting 25+ chains including Abstract, ApeChain, Monad and Robinhood Chain. |
| Chains | Polygon | Ethereum, Base, Solana, Polygon, Arbitrum, Optimism, Avalanche, Zora, Blast, Sei, B3, Berachain, Flow, ApeChain, Soneium, Shape, Unichain, Ronin, Abstract, GUNZ, HyperEVM, Somnia, Monad, MegaETH, Robinhood Chain |
| Category | Marketplaces & aggregators | Marketplaces & aggregators |
| Listed since | 2026-10-12 | 2026-10-12 |
| Website | Visit → | Visit → |
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