Sticker | Calyx (Foil) | Boston 2018

This is a Foil autograph sticker for Calyx, issued as part of the Boston 2018 Minor Challengers Autograph Capsule and carrying Valve's design credit. It is a team-linked autograph that belongs to the 2018 ELEAGUE Boston set and was released alongside that capsule run.

The sticker uses the Foil film, which sits above Paper in the finish ladder and below the rarest films used across Valve sets. Think of Foil as a clear premium step up from the base print: it shows stronger reflectivity and a more collectible presence without reaching the specialty tiers.

Market shape for this sticker places it in a mid-level price band, meaning it trades noticeably above budget variants but well below top-tier grails. For a collector that wants exposure to event autographs without chasing extreme scarcity, this is the traditional middle ground.

Collectors prize the Foil because it enhances the autograph and design details compared with the Paper version while remaining a mainstream collectible. The finish_rank here is premium, so buyers tend to seek it when they want something clearly elevated from the base without stepping into ultra-rare finishes.

This sticker is tied to 2018 ELEAGUE Boston and is mechanically defined by that event provenance on the capsule. Event provenance matters because the capsule origin fixes the sticker's identity and distinguishes it from later or unrelated releases.

The autograph is Calyx's and is associated with Space Soldiers, which anchors the sticker to a specific player-team pairing. Full provenance on this release makes that signature traceable and collectible in the autograph market.

As a tournament capsule issue, the Boston 2018 Minor Challengers Autograph Capsule stopped dropping after its run, so the print for these stickers is fixed and only becomes cleaner or scarcer as applied copies accumulate. That fixed supply is a basic structural constraint on availability.

An applied copy is one that has been stickered onto a weapon while an unapplied or clean copy remains in inventory form. Condition and unapplied status matter because clean stock preserves the original film and autograph surface, which is what most collectors prefer to verify provenance and condition.

This sticker combines event provenance, a premium Foil finish, and a mid-tier rarity, which makes it a straightforward candidate for a long-term collection that values clean autographs. It sits where finish desirability and fixed capsule supply meet collector familiarity.

Foil autographs like this one photograph well on darker weapon skins and are commonly used by crafters who want signature visibility without overwhelming a loadout. That steady crafting demand feeds back into interest for clean Foils of recognizable players.

When shopping, verify the sticker is unapplied and that the finish listed is Foil; provenance should read Boston 2018 Minor Challengers Autograph Capsule or the same capsule name shown here. The live price block on the page shows current market pricing and is where you check value before you buy.