for(var x = SCREEN.corner.x ; x < (SCREEN.corner.x+20) ; x++) {
        for(var y = SCREEN.corner.y ; y < (SCREEN.corner.y+12) ; y++) {
          db.get('map:'+x+':'+y, function (err, data) {
            if (data != null) {
              var params = data.split(':'); // split data for parsing
              switch (params[0]) { // determine what's here and send to client
                case 'player': {
                  db.get('player:'+params[1]+':name', function(err, name) {
                    client.send('DRAW PLAYER '+name+' AT '+x+' '+y);
                  });
                }
              }
            }
          });
        }
      }

//The x and y in client.send are the very last values that the for loop can have. They are not actually passed in per for loop... It seems like the for loop iterates all the way to the end before the callback actually grabs the values of the counters x and y.