Siege Mastodon Price — $0.35 | Core Set 2020 | Magic: The Gathering

Siege Mastodon from Core Set 2020 is worth $0.35 as of May 25, 2026.
Siege Mastodon - Core Set 2020 - Magic: The Gathering card
Card Name
Siege Mastodon
Current Price
$0.35
Set
Core Set 2020
Game
Magic: The Gathering
Rarity
Common
Card Number
312
Era
Modern
Artist
Matt Cavotta
Type
Normal
Last Updated
May 25, 2026
Siege Mastodon Price Trends
PeriodChange
30d+9.4%

Raw & Graded Price Snapshot

Condition / GradePrice7d30dRecent Sales
Raw / Ungraded$0.350.0%+9.4%N/A

Marketplace Price Comparison

SourcePriceBasisAction
Guardian Estimate$0.35Blended market valueView price history
TCGPlayer$0.35Marketplace priceCheck listings

Sources tracked: tcgplayer_market.

How Guardian Calculates This Price

Guardian combines marketplace prices, recent sold listings, graded-card estimates, and cross-market checks into one daily card value. We separate raw and graded prices where data is available, ignore obvious outliers, and update card pages as new market data arrives.

Read the full Guardian Oracle pricing methodology.

Track, Grade, or Sell This Card

Siege Mastodon is a Common rarity creature card from the Core Set 2020 in Magic: The Gathering, numbered 312. With a current market value of $0.28, it is an accessible option for players and collectors alike. Illustrated by Matt Cavotta, the card features a formidable elephant creature that can enhance strategies in green decks. Its low cost and straightforward abilities make it a staple for budget builds within the format.

Track Siege Mastodon price trends, view grading values, and get market alerts on Guardian TCG. Updated daily with data from multiple sources.

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Frequently Asked Questions

How much is Siege Mastodon from Core Set 2020 worth?

Siege Mastodon from Core Set 2020 is currently worth $0.35 in 2026. Prices are updated daily from multiple sources.

How rare is Siege Mastodon in Core Set 2020?

Siege Mastodon is a Common card from the Core Set 2020 set in Magic: The Gathering.

Is Siege Mastodon going up in value?

Siege Mastodon has decreased 0.0% in the last 7 days and increased 9.4% in 30 days. Current Guardian Estimate: $0.35.

Where can I buy Siege Mastodon?

You can compare prices and buy Siege Mastodon on TCGPlayer, eBay, and CardMarket. Guardian TCG tracks live prices from all three sources — current Guardian Estimate: $0.35.

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How much is Siege Mastodon from Core Set 2020 worth?

Siege Mastodon from Core Set 2020 is currently worth $0.35 in 2026. Prices are updated daily from multiple sources.

How rare is Siege Mastodon in Core Set 2020?

Siege Mastodon is a Common card from the Core Set 2020 set in Magic: The Gathering.

Is Siege Mastodon going up in value?

Siege Mastodon has decreased 0.0% in the last 7 days and increased 9.4% in 30 days. Current Guardian Estimate: $0.35.

Where can I buy Siege Mastodon?

You can compare prices and buy Siege Mastodon on TCGPlayer, eBay, and CardMarket. Guardian TCG tracks live prices from all three sources — current Guardian Estimate: $0.35.