The cases will be droppable and Its like cases can be opened by keys in, they contain StatTrak Skins (Undroppable) and Non-StatTrak Skins (Undroppable) or a Special Rare Item (An Undroppable Knife Skin). Detailed information and market history (prices) for G3SG1 Azure Zebra in CS2.
The weapons of a specific collection are not only droppable in the map for which the collection is named. Check skin prices, inspect links, rarity levels, case and collection info, plus StatTrak or souvenir drops.
Collections are groups of skins or doppable unboxable from cases.