Legal in Modern, Legacy, Vintage, Commander.
About This Card
Riddlemaster Sphinx is a rare creature from Core Set 2020. Currently $0.17.
Released July 2019 as part of Core Set 2020 (core set). Click through to Core Set 2020 for the full set's price index, top movers, and sealed-product EV.
Legal in Modern, Pioneer, Legacy, Vintage, Commander — cross-format demand provides multiple price support levels.
Frequently Asked Questions
Is Riddlemaster Sphinx a good MTG investment?
Riddlemaster Sphinx is a rare from Core Set 2020 currently at $0.17. Legal in Modern, Pioneer, Legacy, Vintage, Commander. Check the SpellBook Score and reprint risk analysis on this page for a complete investment picture.
What is the price of Riddlemaster Sphinx?
Riddlemaster Sphinx from Core Set 2020 is currently $0.17 for nonfoil. SpellBook Finance tracks daily prices from TCGPlayer, Card Kingdom, eBay, and EU marketplaces — compare all sources on this page.
What is Riddlemaster Sphinx's mana cost?
Riddlemaster Sphinx's mana cost (casting cost) is 4UU ({4}{U}{U}). See Riddlemaster Sphinx's full card text, color identity, format legality, and live prices on this page.
Should I buy Riddlemaster Sphinx?
At $0.17, Riddlemaster Sphinx is a rare with Legal in Modern, Pioneer, Legacy, Vintage, Commander.. Review the price history chart, supply signals, and reprint risk analysis on this page to make an informed decision.
Which buylist pays the most for Riddlemaster Sphinx?
SpellBook compares Card Kingdom, CoolStuffInc, Star City Games, ABU Games, TCGPlayer, Manapool, and eBay. The Where to Sell section of this page surfaces today's highest net payout after fees and shipping, along with store credit bonuses when you want to trade up.
Is Riddlemaster Sphinx good in Commander (EDH)?
Riddlemaster Sphinx is ranked #20039 on EDHREC, making it a playable niche pick in Commander. Legal in Modern, Pioneer, Legacy, Vintage, Commander. See its price history and reprint risk on this page.
What formats is Riddlemaster Sphinx legal in?
Riddlemaster Sphinx is tournament-legal in Modern, Pioneer, Legacy, Vintage, Commander. Full format legality, price history, and reprint risk are on this page.
Other printings of Riddlemaster Sphinx
Is Riddlemaster Sphinx going up or down?
At $0.17, daily moves for Riddlemaster Sphinx are tracked across TCGPlayer market, Card Kingdom, and eBay completed sales. Scroll up for the multi-source chart on this rare creature; direction matters more than yesterday's spot.
Is Riddlemaster Sphinx worth buying?
Riddlemaster Sphinx is currently priced at $0.17. Use the chart, recent sale comps, and SpellBook Score on this page to judge whether today's ask is a reasonable entry; fees and shipping can shift real cost 10 to 15%.
Riddlemaster Sphinx reprint risk
Riddlemaster Sphinx can be reprinted in any future Standard, Modern, Commander, or Masters product. Watch for upcoming set spoilers and EDH precon announcements; the SpellBook reprint risk score on this page weighs print history, set type, and competitive demand to flag the cards most exposed.
Riddlemaster Sphinx price history
SpellBook has tracked Riddlemaster Sphinx since its 2019 release in Core Set 2020 across TCGPlayer, Card Kingdom, eBay completed sales, Cardmarket, and 13 other sources. It currently sits at #20039 on EDHREC, which shapes its long-run demand. The full multi-year chart and recent sale comps live above this section.