<p style="font-size: 12px;color:#aaa;">版权引用：<a href="https://www.behance.net/gallery/28855943/New-Booster-Selling-Trend-in-King-Games"><span style="font-size: 12px;color:black;">“ Standard practise in most games today is to gradually unlock new boosters and consumables, offer a free SAMPLE for players to try out and then start pushing for purchase.  "Try before you buy, by providing free SAMPLES isconventional.Question is, can this be improvised?"   In Diamond Digger Saga, King is taking it much further.”</span> </a>由 <a href="https://www.behance.net/omtandon"><span style="font-size: 12px;color:black;">Om Tandon</span></a> 授权许可 <span><a href="https://creativecommons.org/licenses/by-nc/4.0/deed.zh" target="_blank" style="font-size: 12px;color:black;">Attribution-NonCommercial 4.0 International<img src="" style="display: inline-block;height: 16px;width: auto;"></a></span></p>