Challengers of the Unknown

The Challengers are back to confront mysteries that defy time, space, and everything we think we know!

The Challengers of the Unknown are back, and this time, the stakes have never been higher. As the mysterious Darkseid shockwave rips through the DC Universe, reality itself begins to unravel. Ace Morgan, June Robbins, Prof Haley, Red Ryan, and Rocky Davis have been called to investigate the Watchtower’s cosmic rifts alongside the Justice League. But when a sinister enemy from their past emerges, the team is thrown into a desperate race to seal the fractures that threaten the galaxy. Their odyssey takes them from outer space to the deepest parts of Earth’s oceans, where unimaginable dangers await.

Are the Challengers up to the task, or will the unknown prove fatal?

Challengers of the Unknown is not only a crucial revitalization of classic DC characters created by the legendary Jack Kirby, it’s also a key companion to flagship series Justice League Unlimited and a major part of DC’s bestselling All In initiative!

Standard and Primary covers are widely available through general retailers. They often have higher print runs and can be cheaper, especially during sales.

In contrast, Direct Market (DM) and variant covers are primarily sold in comic shops. DM editions tend to have more limited availability and may be more valuable to collectors.

The main differences lie in artwork style, availability, price, and collector appeal. Ultimately, the choice between standard and variant covers depends on personal preference, budget, and individual collecting goals.

Comic book enthusiasts have various formats to choose from when collecting their favorite stories.
Here's a brief overview of the main types:

Omnibus

• Large, hardcover collections
• Usually contain complete runs or extensive story arcs
• Typically 800-1000+ pages
• Higher price point, often €100-€150

Oversized Hardcover (OHC)

• Similar dimensions to omnibus, but thinner
• Collect shorter runs or story arcs
• Usually 300-600 pages
• Priced between €30-€50

Hardcover (HC)

• Standard-sized hardcover books
• Collect 6-12 issues typically
• Similar dimensions to single issues, but with a hard cover
• Priced around €25-€35

Trade Paperback (TP)

• Softcover collections
• Standard comic book size
• Usually collect 4-6 issues
• Most affordable option, typically €15-€25

Other Formats

• Absolute Editions: Oversized, deluxe hardcovers (mainly DC Comics)
• Compendiums: Massive paperback collections
• Graphic Novels (OGN/GN): Original stories not previously released as single issues

The choice between these formats often depends on personal preference, budget, and collecting goals. Omnibus and OHC editions offer larger artwork and more content but at a higher price, while TPs provide a more affordable way to collect complete story arcs