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The Siderbox Blog.
Set reviews, market analysis, grading guides, and buying advice from a seller who actually plays the games.
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MagicCon Amsterdam Unloads Six MTG Sets' Worth of Spoilers
MagicCon Amsterdam is about to flood us with previews for six upcoming MTG sets — here's where to catch it all.
Pauper Showcase Challenge Results and a $100 Budget cEDH Brew
Pauper's Showcase Challenge gets broken down while budget commander players get a full cEDH deck for $100.
The Hobbit Enters Standard — Prerelease Roadmap, Plus Pokémon's Pitch Black Mega Darkrai Set
The Hobbit is the first LOTR-flavored set to hit Standard, and Pokémon teases its Mega Evolution—Pitch Black expansion.
Marvel's The Ten Rings Doubles in Price, Plus Chandra Returns in Reality Fracture
Marvel's chase draw engine The Ten Rings has doubled since release weekend, while a legendary planeswalker heads back to Standard.
Lorcana's Attack of the Vine Reveals Scar & Robin Hood, Plus Mewtwo & Mew DNA Drops
Fresh Vineling characters surface for Lorcana's Attack of the Vine while Pokémon's Mewtwo & Mew DNA Premium collection hits the Pokémon Center.
Finale of Devastation Gets Double Secret Lair Reprints, Plus Marvel Super Heroes' Frozen Prices
One of Commander's premier green wincons is getting two Secret Lair reprints this year, while Marvel Super Heroes card prices sit in limbo.
MTGGoldfish's Best Standard Deck Bracket Rolls On as FFG Live Returns in July
Abzan Midrange squares off against UG Madness in the Best Standard Deck Ever bracket, plus Star Wars Unlimited's FFG Live lands this month.
Slow MTG Monday: Commander Rankings and a Mill-Damage Brew
A quiet Magic news day serves up a wild Commander mill-damage concept and a ranked list of the format's 45 best cards.
Hobbit Spoilers Bring Smaug to Commander, Plus MTG's 2027 Set Slate Takes Shape
The first Hobbit commanders are here and Smaug is already a build-around — plus a look at what six 2027 Magic sets might hold.
Pokémon's 30th Celebration Product Lineup Drops, Plus Y'shtola Eyes the Commander Throne
Pokémon unveils a massive 30th anniversary product wave from ETBs to Umbreon/Espeon battle decks, while Final Fantasy's Y'shtola closes in on MTG's top commander.
MTG Bans Candelabra, Lorcana Reveals Attack of the Vine Cards, Pokémon Pocket's Everyday Wonders Drops
Candelabra of Tawnos is banned in Legacy, Lorcana reveals Megavolt and friends for Attack of the Vine, and Pokémon TCG Pocket's Everyday Wonders expansion goes live.
Marvel Commander Precon Upgrades and the Connive-Loving Marvel Set
Tomer breaks down how to upgrade every Marvel Commander precon using only Marvel cards, plus why Connive is the set's standout mechanic.
Lorcana Reveals Up's Carl & Ellie Plus a New Madrigal Family, and MTG's Pauper Combo Buzz
Fresh Lorcana spoilers bring Up's love story to the table while MTG price spikes and a new Pauper combo stir the format.
Lorcana's Attack of the Vine Spoilers Drop, Plus a Vintage RC Qualifier Recap
New Attack of the Vine cards including Rapunzel & Flynn and Mother Gothel surface, while Vintage players sort through the latest RC Qualifier results.
Marvel Super Heroes Drops 57 Reprints, Plus Pokémon TCG Pocket's Everyday Wonders Launch Date
MTG's Marvel Super Heroes set delivers a loaded reprint sheet and combo-ready commanders, while Pokémon TCG Pocket dates its next expansion.
Lorcana's Attack of the Vine Reveals Drop, Plus Hades and Lilo & Stitch Sets Incoming
Fresh Attack of the Vine card reveals, two future Lorcana sets teased, and a fresh Marvel x Magic crossover overview.
Marvel Super Heroes Hits Magic Tables, Plus an Inteleon Tera Raid You Shouldn't Miss
Marvel Super Heroes is making waves across Commander, Pauper, and Standard while a Mightiest Mark Inteleon raids into Pokémon for a limited window.
Marvel Super Heroes Shakes Up Legacy and Commander Brewing
MTG's Marvel Super Heroes set is flooding the format with legendaries, plus a budget upgrade guide for the Doom Prevails precon.
Magic's Marvel Super Heroes Lands, Plus Pokémon Z-A TCG Art and an AI Battle Challenge
Marvel Super Heroes is officially in players' hands with a flood of Commander coverage, while Pokémon teases Legends: Z-A artwork and a new AI event.
Marvel Super Heroes Sneaks the Arcane Subtype Back Into Magic
Marvel Super Heroes brings back a mechanic Magic hasn't seen in standard sets for 20+ years — plus early Commander staples to watch.
NAIC Champions Crowned, Plus a Worlds Celebration Pikachu Promo You'll Want
The 2026 North America International Championships wrapped with new TCG champs, and Play! Pokémon stores are handing out a San Francisco Pikachu promo.
Lorcana's Attack of the Vine Prerelease Set for July 17, Plus a Special Lorecast
Disney Lorcana locks in Attack of the Vine prerelease for July 17 with a special announcement stream — here's what's coming.
Pokémon NAIC Is Live, Plus the Marvel Super Heroes Pre-Release Market Rumble
The 2026 North America International Championships are underway through June 14 while MTG prices spike ahead of Marvel Super Heroes.
Marvel Spoilers, a Lorcana Inking Rule Change, and Norway Open Results
Doctor Doom leads the Grixis Villains, Lorcana's inking rule just changed mid-season, and the Norway Open crowns its champions.
Fantastic Four Commander Deck Revealed, Lorcana Gets Toy Story 5 Promos and Convention Exclusives
The Fantastic Four precon is live, Pokémon Prize Pack Nine details drop, and Lorcana is celebrating Toy Story 5 with a Buzz Lightyear foil promo.
Pokémon Mega Evolution Build & Battle Hits Stores July 4, Plus Prize Pack Series Nine
The Mega Evolution—Pitch Black Build & Battle Box gets an early release at Play! Pokémon stores, and Prize Pack Series Nine starts July 1.
Marvel Super Heroes Full Set Reveal: Main Set, Commander Decks, and 200+ Jumpstart Cards
Wizards dropped the full Marvel Super Heroes main set spoilers today alongside the Avengers Assemble Commander deck and all Jumpstart cards.
New Tools are Live!
Our Manabox to TCGPlayer converter is live!
How to Grade Your Cards Consistently: A Seller's Field Guide
The exact process we use at Siderbox to call Near Mint near mint — and why conservative grading is the best business decision you can make.
Buying Singles vs. Sealed: Why Smart Buyers Skip the Packs
The math behind expected value — and why buying the cards you actually want almost always beats opening booster packs.
eBay vs. TCGPlayer: Where to Buy Your TCG Singles
Two platforms, very different experiences. Here's when to use each — and what to watch for on both.
Disney Lorcana at Two Years: What the Secondary Market Tells Us
From surprise hit to maturing collector's market — how Lorcana's card values have evolved and what buyers should know heading into its next chapter.
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