3D Spotlight has posted two new tweak guides.

One for Sacrifice, a new highly acclaimed game developed by Shiny Entertainment

Texture Filter Mode. This setting selects the filtering mode for textures. Options available are Point, Bilinear & Trilinear. Trilinear filtering interpolates between the mipmap levels as well as the weighted average of the texels around it. This gives the smoothest texture with the most blur in between texels. Select this (Trilinear) for improved visual quality. Setting it to Bilinear will improve performance (Reduces memory bandwidth used). Setting it to Point will result in the largest performance improvement, although image quality is greatly reduced.

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and another for Quake 3 Arena, and the add-on pack Team Arena