MythicalTreasure KeyStandard quality

Sithil's Summer Key

$6.66Steam price

Sithil's Summer Key is a Mythical Treasure Key in Dota 2. Its price on Steam Community Market is $6.66.

Prices updated · Oct 18, 2026 · delayed

Price breakdown

Steam price $6.66
Highest buy order $4.50
Buy-order gap 32.4%
30-day volume 10

At $6.66, it costs about 919% more than the median Mythical item ($0.65). The highest buy order ($4.50) is 32% below the price.

≈ $5.79 to you after Steam fees · Fee calculator

Key facts

In our Steam price history since February 24, 2026, the highest recorded price was $14.52 (August 26, 2026) and the lowest $2.64 (September 30, 2026).
On October 18, 2026, the highest Steam buy order was $4.50, 32% below the Steam price.
30-day volume as of October 18, 2026: 10.

Description

Used to open locked Treasure Chests. Double click or right-click the key in your backpack and select the chest you want to open.

In-game item description by Valve.

Price history

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Price on Steam Community Market.

Steam Community MarketSteam price$6.66Open ↗

Prices update daily and can change — confirm the final price on the marketplace. Some marketplace links are affiliate links.

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