Undercity Sewers (Borderless) #20 – Teenage Mutant Ninja Turtles Source Material (Mythic)

Magic: The Gathering · Teenage Mutant Ninja Turtles Source Material · Mythic

Undercity Sewers (Borderless) #20 Price

Undercity Sewers (Borderless) (#20, Mythic) from Teenage Mutant Ninja Turtles Source Material is worth $8.20 to $11.54 in Near Mint condition on TCGplayer as of October 3, 2026, depending on the printing (Normal to Foil). On Cardmarket, Europe's main marketplace, the Foil sells for €11.71.

Near Mint · TCGplayer: $11.54
Near Mint · Cardmarket: €11.71
30-day change: −7.4%
Printings: 3

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Undercity Sewers (Borderless) prices by printing

Near Mint market prices, updated October 4, 2026.

Printing	TCGplayer (USD)	Cardmarket (EUR)
Foil	$11.54	€11.71
Normal	$8.20	€11.96
Normal - Japanese	—	—

TCGplayer market price and Cardmarket price for Near Mint English copies. They are two separate markets, so the euro figure is Cardmarket's own price, not a conversion of the dollar one. Source: TCGplayer, Cardmarket.

Card details

Set: Teenage Mutant Ninja Turtles Source Material
Card number: 20
Rarity: Mythic
Released: March 6, 2026
Illustrator: Kevin Eastman & Peter Laird
Type line: Land — Island Swamp
Rules text: This land enters tapped.
When this land enters, surveil 1.

Undercity Sewers (Borderless): common questions

How much is Undercity Sewers (Borderless) #20 worth?

Undercity Sewers (Borderless) (#20, Mythic) from Teenage Mutant Ninja Turtles Source Material is worth $8.20 to $11.54 in Near Mint condition on TCGplayer as of October 3, 2026, depending on the printing (Normal to Foil). On Cardmarket, Europe's main marketplace, the Foil sells for €11.71.

What set is Undercity Sewers (Borderless) from?

Undercity Sewers (Borderless) is card 20 in Teenage Mutant Ninja Turtles Source Material, released March 6, 2026. Its rarity is Mythic. Illustrated by Kevin Eastman & Peter Laird.

Is Undercity Sewers (Borderless) going up in price?

Over the last 30 days the Near Mint Foil price on TCGplayer moved from $12.46 (September 5, 2026) to $11.54 (October 3, 2026), a change of −7.4%. The 30-day low was $11.54 and the high $12.54.

How do I check what my Undercity Sewers (Borderless) is worth?

Scan it with the TCG Vault app on iPhone: it identifies the card from the camera in seconds and shows its current market price and price history, then keeps it in your collection so you can follow its value.