Modular Terrain Myths That Cost You Money

Quick answer

Most modular terrain myths come from treating one product line's rules as universal. The fix is to check what a specific set actually includes, how it connects, and what finish it ships in before you buy. If a claim about savings, coverage, or compatibility doesn't come from the product page, treat it as a rumor.

Terrain advice travels fast in hobby forums, and a lot of it is wrong in ways that quietly drain your budget. The worst offenders aren't obvious mistakes; they're half-truths that sound responsible, like 'always buy unpainted' or 'modular can't cover a big table.'

This guide takes the common claims apart one at a time, using only what Dwarven Forge actually lists about its sets. No invented test results, no made-up savings percentages. Where a specification isn't published, that absence is itself a buying signal worth noticing.

Myth: Unpainted always saves you money

Unpainted sets usually cost less up front, but the real question is whether you'll finish them. A set like Dungeon Large Curve Walls - Vaulted (Unpainted) lists at USD 14.00, and its catalog facts describe big 4-inch pieces with an insert wall that can become a doorway or a secret door, plus a backfill piece for a clean 4x4 footprint. The value is in the build flexibility, not in the paint status.

If you never paint it, you still have functional terrain. If you do paint it, you've added time and materials to the total. Neither path is wrong, but 'unpainted equals cheaper' only holds if you're honest about whether the finishing step will actually happen at your table.

• Compare painted and unpainted versions of the same set before assuming the cheaper option is the better buy.
• Factor in your realistic hobby time, not your ideal hobby time.

Myth: Modular sets can't cover a large table

Coverage depends on piece footprint and how you combine sets, not on the word 'modular.' Dungeon Large Curve Walls - Vaulted (Unpainted) uses 4-inch pieces and a backfill that gives the curve a clean 4x4 footprint for building in-line, which means those curves can sit inside a larger layout instead of breaking it.

The Dread Pedestal - Sinister (Painted) shows the same principle at a different scale. Its catalog facts list a solid 4x4 footprint and a 2-inch height, and it can build in-line like a large 4x4 floor or be scatter-built on top of other pieces. That's a coverage tool as much as a showpiece.

• Count footprints, not piece counts, when estimating table coverage.
• Check whether a set builds in-line or only as scatter; in-line pieces extend layouts more predictably.

Myth: Every terrain piece connects to every other piece

Connection methods vary by set, and the catalog facts say so plainly. Modular Roof - Right Angle Junction - Dark (Painted) notes that straight and hip roofs are magnetic, while straight, valley, and hip roofs have biscuit and half pole accessory holes. Those are different attachment systems doing different jobs.

The same set also has half pole accessory holes on top of straight and valley roofs for scaffolding or ridges. If you assume all roofs snap together the same way, you'll buy the wrong add-ons. Read the attachment notes for the specific pack you're considering.

• Magnetic, biscuit, and pole-hole systems are not interchangeable; match accessories to the set's listed method.
• When a set's connection details aren't published, ask before assuming compatibility.

Myth: Transition pieces are optional extras

Transitions are what let two generations of terrain share one table. Lava River Transition Pack (Unpainted) is described as a pair of pieces that connect older Caverns lava river tiles to the new magma rivers, or transition them down to Terrain Trays and Phantasmal Filters. Without that pair, those systems don't meet cleanly.

The set is also cast in translucent Dwarvenite and can be lit from below with DF Light Panels sold separately. That's a specific, narrow job, which is exactly why skipping it can strand pieces you already own. Budget for transitions when you mix eras or systems.

• Buy transitions when you're bridging two terrain generations, not after you discover the gap.
• Check whether lighting requires separate hardware before planning an illuminated build.

Myth: Scatter and decoration sets are filler

Decoration sets often carry the theme of a build. Necromancer Wall Pack (Unpainted) contains 10 pieces: two Arrowslit Covers, two Hanging Skeletons, two Monster Face Shutters, two Standing Skeletons, and two Heads on Pike. That's a repeatable kit for making castle or tower walls read as a specific place.

Scatter Cache (Unpainted) is described as a smattering of scatter objects useful for nearly any sci-fi battlefield, and it's a limited stock overage from a crowdfunding campaign that won't return once sold out. Sets like these aren't filler; they're the difference between a layout and a scene.

• Count pieces per set to judge decoration value; Necromancer Wall Pack lists 10.
• Limited-stock sets won't restock, so decide before they sell out.

Myth: You should buy the biggest set first

Big sets make sense when you know your table size and storage limits. Smaller, targeted sets let you test a system's connection method and finish before committing. The catalog prices here range from USD 11.00 for Lava River Transition Pack (Unpainted) to USD 38.50 for Dread Pedestal - Sinister (Painted), so entry points exist at several budgets.

A better first purchase answers one question: what does my current layout lack? If it lacks a bridge between two systems, buy the transition. If it lacks a centerpiece, buy the pedestal. Size is not a proxy for fit.

• Name the gap in your current layout before adding to the cart.
• Small sets are a low-cost way to test whether a connection system works for you.

Myth verdicts at a glance

• Unpainted always saves money: Unpainted sets cost less up front, but finishing time and materials are real costs. Dungeon Large Curve Walls - Vaulted (Unpainted) lists at USD 14.00 and still works unpainted. Verdict: false as a blanket rule. True only if you'll actually finish the pieces.
• Modular can't cover a large table: Footprint and build method decide coverage. The Dread Pedestal has a 4x4 footprint and can build in-line like a large floor. Verdict: false. Count footprints and in-line capability, not the word modular.
• All pieces connect the same way: Modular Roof - Right Angle Junction mixes magnetic roofs with biscuit and half pole accessory holes across straight, valley, and hip pieces. Verdict: false. Match accessories to the set's listed attachment method.
• Transitions are optional extras: Lava River Transition Pack is the pair that connects older Caverns lava tiles to new magma rivers, or down to Terrain Trays and Phantasmal Filters. Verdict: false when mixing systems. Budget for transitions up front.
• Scatter sets are filler: Necromancer Wall Pack lists 10 themed pieces, and Scatter Cache is a limited-stock overage that won't return once sold out. Verdict: false. Decoration sets define the scene and may not restock.
• Buy the biggest set first: Catalog prices here run from USD 11.00 to USD 38.50, so targeted small sets can answer a specific gap before you commit to volume. Verdict: false. Buy for the gap in your current layout.

What the catalog actually says

• Dungeon Large Curve Walls - Vaulted (Unpainted): Big 4-inch pieces; the insert wall can create a solid curve, be removed to make a doorway, or be lifted out during play as a secret door, and the insert has a hidden metal plate for magnetic accessories. The backfill piece gives the curve a clean 4x4 footprint for building in-line or for gently curving negative space builds. One set covers three different table needs, so it earns its space even in a tight budget.
• Modular Roof - Right Angle Junction - Dark (Painted): Straight and hip roofs are magnetic; straight, valley, and hip roofs have biscuit and half pole accessory holes, and straight and valley roofs have half pole accessory holes on top for scaffolding or ridges. Attachment methods differ within one roof family, so accessory purchases must match the specific pack.
• Lava River Transition Pack (Unpainted): A pair of transition pieces that connect older Caverns lava river tiles to the new magma rivers, or transition them down to Terrain Trays and Phantasmal Filters. Hellscape sets are cast in translucent Dwarvenite and can be lit from below with DF Light Panels sold separately. Without this pair, older and newer lava systems don't meet, and lighting needs separate hardware.
• Dread Pedestal - Sinister (Painted): A chunky piece with a solid 4x4 footprint that sits 2 inches high, with four pole accessory holes. It builds in-line with other pieces like a large 4x4 floor, or can be scatter built on top of other pieces. It works as coverage or as a centerpiece, which makes it flexible across encounter types.

Treat every terrain claim as a product question: what does this specific set include, how does it connect, and what finish does it ship in? Answer that before you buy, and the myths stop costing you money.