Civilization IV Official Trailer HD
Recommended Files

Xash3D FWGSHalf-Life (1998)
Xash3D FWGS - a fork of the Xash3D engine aimed at improving compatibility, performance, and functionality for running GoldSrc-based games such as Half-Life and its mods.

They Hunger XashXT (Unfinished Pre-Alpha)Half-Life (1998)
A modified version of They Hunger based on the Xash3D engine, which includes UD models and high-quality textures, as well as many additional mod packs.

SerflingsThe Settlers (1993)
Serflings is a remake of the classic strategy The Settlers 1 (or Serf City), faithfully reproducing the original gameplay while adding modern conveniences: support for high resolutions, network games, compatibility with original save files, and much more.

Half Life: Absolute ZeroHalf-Life (1998)
Half-Life: Absolute Zero is a Half-Life mod that aims to recreate the early ideas and plans of the original developers, as seen in the builds from late 1997 to early 1998. It brings back cut chapters, visual style, monsters, and weapons with careful polish and attention to detail.

ForkserfThe Settlers (1993)
Forkserf is a fork of the Freeserf project, recreating the engine of the first The Settlers I (Serf City). It features advanced AI for opponents, a map generator, atmospheric sounds, auto-saving, bug fixes, and much more.

Doom 64: Unseen EvilDoom (1993)
Doom 64: Unseen Evil is a total conversion mod for GZDoom that reimagines the classic worlds of Doom and Doom II through the dark, moody lens of Doom 64. Everything has been rebuilt from the ground up—player mechanics, weaponry, environments, and the demonic hordes that inhabit them.

Half-Life: DecayHalf-Life (1998)
Half-Life Decay is an updated version of the mod that ports the cooperative expansion Half-Life: Decay, originally released only on PlayStation 2, to PC. It fixes bugs and improves visual and sound effects. The mod allows you to play through the entire campaign in its original form, solo or in co-op.