Secret Lair DropSLD · #311 · 2021 · Nonfoil and foilOpen exact printing $12.12ConfidenceModerate ConfidencePremium treatmentView set
Card market overview
Whir of Invention
Instant
Display art: PLST #AER-49. Market reference: SLD #311.
Card-level market reference
Market at a glance
Pricing ConfidenceModerate ConfidenceMarketplaces disagree
Representative NeoPrice$12.127-day moveRoughly flatTracked copies52Sellers24
Market trustSource agreement: Marketplaces do not agree · Updated Sep 27, 2026
Representative printing · Representative · Foil and nonfoil · separate price fields
Market read
What changed
Tracked paper printings currently show NeoPrice from $5.38 to $64.41. A tracked printing's NeoPrice was roughly flat over the last seven days.
What to verify: exact printing and collector number current marketplace listing
Versions
Compare printings
Prices, supply, and confidence can differ substantially by exact version.
Secret Lair DropSLD · #311 · 2021 · Nonfoil and foilOpen exact printing $12.12ConfidenceModerate ConfidencePremium treatmentView set
Special GuestsSPG · #86 · 2025 · Nonfoil and foilOpen exact printing $11.11ConfidenceHigh ConfidencePremium treatmentView set
The ListPLST · #AER-49 · 2021 · Nonfoil onlyOpen exact printing $5.62ConfidenceLow ConfidenceView set
Aether Revolt PromosPAER · #49s · 2017 · FoilOpen exact printing $16.69ConfidenceModerate ConfidencePremium treatmentView set
Special GuestsSPG · #96 · 2025 · FoilOpen exact printing $64.41ConfidenceIlliquidPremium treatmentView set
Aether Revolt PromosPAER · #49p · 2020 · Nonfoil and foilOpen exact printing $6.81ConfidenceLow ConfidencePremium treatmentView setShow all 17 printings
Aether RevoltAER · #49 · 2017 · Nonfoil and foilOpen exact printing $5.38ConfidenceOutlier RiskView set
Special GuestsSPG · #86 · 2025 · Nonfoil and foilOpen exact printing Price unavailableConfidenceConfidence UnknownPremium treatmentView set
Special GuestsSPG · #86 · 2025 · Nonfoil and foilOpen exact printing Price unavailableConfidenceConfidence UnknownPremium treatmentView set
Special GuestsSPG · #96 · 2025 · FoilOpen exact printing Price unavailableConfidenceConfidence UnknownPremium treatmentView set
Special GuestsSPG · #96 · 2025 · FoilOpen exact printing Price unavailableConfidenceConfidence UnknownPremium treatmentView set
Special GuestsSPG · #86 · 2025 · Nonfoil and foilOpen exact printing Price unavailableConfidenceConfidence UnknownPremium treatmentView set
Special GuestsSPG · #96 · 2025 · FoilOpen exact printing Price unavailableConfidenceConfidence UnknownPremium treatmentView set
Special GuestsSPG · #96 · 2025 · FoilOpen exact printing Price unavailableConfidenceConfidence UnknownPremium treatmentView set
Special GuestsSPG · #96 · 2025 · FoilOpen exact printing Price unavailableConfidenceConfidence UnknownPremium treatmentView set
Special GuestsSPG · #86 · 2025 · Nonfoil and foilOpen exact printing Price unavailableConfidenceConfidence UnknownPremium treatmentView set
Special GuestsSPG · #86 · 2025 · Nonfoil and foilOpen exact printing Price unavailableConfidenceConfidence UnknownPremium treatmentView setConnected intelligence
Why this card matters
Show more connected intelligenceOpen
Precomputed Matches
Similar Cards
Market history
Representative-print history
History tracks the representative print and may combine available finishes.
Loading market history...
Advanced market dataOpen
Detailed metrics
- Liquidity
- Healthy Score 65.5
- Spread
- 173% spread Stable
- Market sensitivity
- Low Sensitivity (18/100) How easily this print market could move
- Inventory trend
- 0.0% 24h 0.0% | 7d 0.0%
- NeoScore
- 66 B Tier
- Organic demand
- 56 Neutral organic demand
Card rules & legalityOpen
Improvise (Your artifacts can help cast this spell. Each artifact you tap after you're done activating mana abilities pays for {1}.) Search your library for an artifact card with mana value X or less, put it onto the battlefield, then shuffle.
- Mana cost
- {X}{U}{U}{U}
- Color identity
- U
- Reserved List
- No
- Released
- Jun 21, 2021
- Legal formats
- Tlr, Duel, Brawl, Penny, Legacy, Modern, Pioneer, Vintage, Historic, Timeless, Commander, Gladiator, Oathbreaker, Competitivebrawl
Sources, methodology, and disclosureOpen
NeoPrice and Pricing Confidence use the existing NeoCardAlpha methodology. CardTrader is the inventory source, TCGplayer is the primary pricing source, and Card Kingdom is validation-only.
NeoCardAlpha may earn a commission from certain marketplace links.
Card Kingdom retail validation is visible when a matching product is available, but it remains a validation source.