<p><strong>theoretically yes, but in practice no.</strong> <p>Well... This has changed over the years. Not so long ago, it was <em>difficult to make duo and crashed... you need much more hands, minimum 3. Then should be done without a problem.</p>boss by 3 low levels. </em></p><p><em><strong>Now I tried think it has changed because my friend recently made bossy by 2 x 90 lvl and they made it.</strong></em></p>