Shayetet 13 is Israel's elite marine commando unit operating in the sea, on land, and in the air in a variety of daring and special activities. The details of most missions and identities of active operators arehighly classified. They are considered to be one of the best units in the world.
Yamam is Israel's tier 1 Counter terrorism unit. They specialize in hostage-rescue and offensive raids against hostile targets in civilian areas. When it comes to Close-quarters combat, there are very few units in the world that are better.