Art Of War mod is partial-conversion modification adding lots of new features to old Zero Hour's gameplay, they are discussed in summary.
Poligonized variation. Actually the old Overlord Tank is now available only for Nuke General, because Artillery general prefers to use different weaponary and Tank General have Emperor Tanks.
Nuke General's Overlod is capable of installing these addons:
1) Gattling Cannon
2) Speaker Tower
3) Radiation-beam-cannon turret (Anti-Infantry weapon, allso can clear garrisoning infantry from buildings)
4) Radar System (detects stealthed vehicles, infantry or buildings, do not detects mines or demotraps).