There are several different environments , ranging from a lava environment to the classic construction site , and there are four different types ; in the first , and most common , Mario has to pick up a key and take it to the locked door , and then find and pick up the Mini-Mario toy at the end of the level .
In the first type , Mario has to pick up a key and take it to a locked door , then find and pick up the Mini-Mario toy at the end of the level .