While the SV-001 is usually gray, there exist some variations like SV-001 Type-R. They can block the cannon (requiring three shells to remove them), tear down the Vulcan off, or place a grenade inside the cockpit. In the first game only starting from Mission 4, enemies will attempt to grab onto the SV-001. However, collecting the NORM shell reverts the cannon back to the normal arc trajectory and power again. If equipped with Armor Piercing shells, its cannon will fire at a faster rate and in a straight trajectory, tearing through some enemy vehicles with ease.
![metal slug bs 1 metal slug bs 1](http://img.youtube.com/vi/MUkg_iRB-Eo/0.jpg)
Its sheer strength and weight can crush cars and knock infantry out of the way with ease despite its high agility.
![metal slug bs 1 metal slug bs 1](https://cdn.cloudflare.steamstatic.com/steamcommunity/public/images/items/250180/5c56d3e36b1d939fd31a65471333b054a1536cda.jpg)
Pressing the secondary weapon button while crouching will instead use the player's grenades.
![metal slug bs 1 metal slug bs 1](http://images-1.gog.com/3b9dfb510d5fc55d2b959856d98ccb14f9264eae7160d1133e78bf31d11d06b8.jpg)
The SV-001 is a light armored tank that features Vulcan guns and a cannon firing powerful shells. This is the Regular Army's main battle tank. The first Slug to appear in the Metal Slug series it is also the most seen vehicle in all of their games.