oot/assets/xml/objects/object_gi_skj_mask.xml

<Root>
    <ExternalFile OutPath="assets/objects/gameplay_keep"/>
    <File Name="object_gi_skj_mask" Segment="6">
        <Array Name="gGiSkullMaskVtx" Count="157" Offset="0x0">
            <Vtx/>
        </Array>
        <DList Name="gGiSkullMaskDL" Offset="0x09D0"/>
    </File>
</Root>