Prefab Colosseum - Wargaming Terrain

Colosseum Prefab Walls – Modular Terrain STL Set
Inspired by the likes of Play On Tabletop’s “King of the Colosseum,” this STL pack gives allows you build your own pre-fabricated colosseum at home. Whether you're crafting a full arena or adding ruined scatter to your battlefield, this set delivers modular terrain that's great for competitive or narrative games.

What’s Included:

• Tall Wall Segments in multiple lengths (short, medium, long)
• Wall Extenders for flexible assembly
• Interior & Exterior L-Shaped Walls (4 of each)
• Multiple design variants to avoid repetition in your builds
• Built-in magnet slots (5x1mm) for easy storage and snap-together builds

Print-Friendly
No matter the size of your print bed, you'll find wall sections that work for you. All parts are designed with FDM printers in mind and optimised for support-free 3D printing.

Ideal For:

• Warhammer 40K
• Kill Team
• Necromunda
• Age of Sigmar
• Warcry
• Dungeons & Dragons arenas
• Any skirmish game where terrain tells the story!

Bring the thunder of the crowd to your table and transform your battlefield with these epic Colosseum walls.

What to Print
Not sure what wall sections to print for your table? We’ve included size variations to support different print beds, as well as optional extenders to adjust curvature and spacing.

You can also check out our full Colosseum Terrain Print Guide for layouts, recommendations, and tips.

For larger print beds:
4x Long Sections (with male connectors)
4x Female Medium Sections
Optional: Wall Extenders (with male & female connectors)

For medium beds:
4x Male Medium Sections
4x Female Medium Sections
4x Short Wall Extenders

For very small beds:
4x Male Short Walls
4x Female Short Walls
4x Medium Extenders (if they fit)
4x Short Extenders (or 12x total if mediums don't fit)

Required for all setups:
4x Interior L-shaped Walls
4x Exterior L-shaped Walls

Expand Your Wargaming Toolkit
Discover more STLs, 3D Printed Terrain & Accessories for Tabletop Gamers at Wargame Geeks including Free STL Files and a complete

Want more arena builds? Check out the Gothic Colosseum STL Bundle.