From Valve Developer Community

Template Documentation
English
Note:Currently work in progress. But it can be used in most pages now.
Todo: Add mw-collapsible
or something like that to hide more chapters by default unless users clicked on the Next button to see more chapters. Do not use {{Expand}} or {{ExpandBox}} with this as they made the article looks low quality.
This template is used to list all game chapters, campaign or missions.
Testcases
Parameters
Parameter
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Description
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Value
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Previews
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None
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Default appearance
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N/A
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{{{type}}}
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Game name, uses anything that are based off {{Software}} template.
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{{{type}}}
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Changes the title bar to Chapters, campaigns or missions.
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Left 4 Dead Campaigns
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 No Mercy |
 Crash Course |
 Death Toll |
 Dead Air |
1. The Apartments 2. The Subway 3. The Sewer 4. The Hospital 5. Rooftop Finale |
1. The Alleys 2. The Truck Depot Finale |
1. The Turnpike 2. The Drains 3. The Church 4. The Town 5. Boathouse Finale |
1. The Greenhouse 2. The Crane 3. The Construction Site 4. The Terminal 5. Runway Finale |
 Blood Harvest |
 The Sacrifice |
 The Last Stand (Survival) |
1. The Woods 2. The Tunnel 3. The Bridge 4. The Train Station 5. Farmhouse Finale |
1. The Docks 2. The Barge 3. Port Finale |
The Lighthouse |
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