Seaside Haven Onslaught #323 (Foil)
Seaside Haven is a Uncommon Magic: The Gathering card from Onslaught (#323), illustrated by Mark Brill. Its current blended market value is $18.62 ungraded. Prices update from real market data.
We don't have a graded price for this card yet — there aren't enough verified graded sales to publish one we'd trust. A grade only appears here once enough real sold results back it. See the raw (ungraded) estimate above in the meantime.
What this price is based on
Medium confidence3 sales in 90 days — enough for a guide, not a guarantee.
Recent Raw sales
- Jul 30, 2026eBay — Seaside Haven Onslaught FOIL MTG - Light Play - Actual PhotosLP$16.00
- Jul 27, 2026eBay — ***FOIL Seaside Haven*** MTG Onslaught Magic Kid Icarus$10.50
- Jun 13, 2026eBay — MTG: Seaside Haven (Foil) - Onslaught 323$17.00
From 3 completed sales recorded between Jun 13, 2026 and Jul 30, 2026. Sold prices only — asking prices are never counted.
Grade it or not
Not enough graded evidence yet — 0 graded sales recorded.
✨ Is it worth it?
An AI market read of this card — value, momentum, grading economics, liquidity. It lays out the data; you decide.
Price history · raw near-mint
Card details
- Set
- Onslaught
- Number
- #323
- Rarity
- Uncommon
- Illustrator
- Mark Brill
More from Onslaught
Where to buy & check prices
Frequently asked questions
How much is Seaside Haven worth?
Seaside Haven (Onslaught #323) is worth around $18.62 ungraded, based on live Magic: The Gathering market data.
Where can I buy Seaside Haven?
You can buy Seaside Haven on TCGplayer, Cardmarket and eBay — see the live listings on this page. Always compare against the blended market value first.
What rarity is Seaside Haven?
Seaside Haven is a Uncommon Magic: The Gathering card from the Onslaught set, illustrated by Mark Brill.
Cite & embed this card
Free to use with attribution to CardTrack.
Seaside Haven (Onslaught #323) — Magic: The Gathering market value $18.62. Source: CardTrack, https://cardtrack.com/magic/card/onslaught/seaside-haven-323<iframe src="https://cardtrack.com/embed/card?id=ONS-323" width="100%" height="160" style="border:0;max-width:460px" title="Seaside Haven price — CardTrack" loading="lazy"></iframe>
<p style="font:12px system-ui">Source: <a href="https://cardtrack.com">CardTrack</a></p>