> For the complete documentation index, see [llms.txt](https://docs.mechaverse.cc/llms.txt). Markdown versions of documentation pages are available by appending `.md` to page URLs; this page is available as [Markdown](https://docs.mechaverse.cc/mechavers-game-coming-soon/hero-boost.md).

# Hero Boost

Players can upgrade the hero's power by upgrading stars.

### The relationship between quality and star rating

<table data-header-hidden><thead><tr><th width="150"></th><th width="152"></th><th></th><th></th></tr></thead><tbody><tr><td><strong>Quality</strong></td><td><strong>Colour</strong></td><td><strong>Initial star rating</strong></td><td><strong>Upper limit</strong></td></tr><tr><td>N</td><td>Green</td><td>1</td><td>5</td></tr><tr><td>R</td><td>Blue</td><td>2</td><td>6</td></tr><tr><td>SR</td><td>Purple</td><td>3</td><td>7</td></tr><tr><td>SSR</td><td>Orange</td><td>4</td><td>8</td></tr></tbody></table>

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### **The relationship between star rating and grades**&#x20;

<table data-header-hidden><thead><tr><th width="150"></th><th></th><th></th><th></th><th></th><th></th><th></th><th></th></tr></thead><tbody><tr><td><strong>star rating</strong></td><td><strong>Attribute increase</strong></td><td><strong>Hero NFT</strong></td><td><strong>$MM</strong></td><td><strong>$MC</strong></td><td><strong>Cooling time (h)</strong></td><td><strong>Accelerated consumption ($MM)</strong></td><td><strong>Upper limit</strong></td></tr><tr><td>1</td><td>0</td><td>0</td><td>0</td><td>0</td><td>0</td><td>0</td><td>5</td></tr><tr><td>2</td><td>30%</td><td>0</td><td>150</td><td>1</td><td>48</td><td>150</td><td>10</td></tr><tr><td>3</td><td>30%</td><td>0</td><td>300</td><td>1</td><td>48</td><td>150</td><td>15</td></tr><tr><td>4</td><td>30%</td><td>⭐️⭐️⭐️</td><td>450</td><td>2</td><td>96</td><td>300</td><td>20</td></tr><tr><td>5</td><td>30%</td><td>⭐️⭐️⭐️⭐️</td><td>750</td><td>2</td><td>96</td><td>300</td><td>25</td></tr><tr><td>6</td><td>30%</td><td>⭐️⭐️⭐️⭐️⭐️</td><td>1200</td><td>4</td><td>144</td><td>450</td><td>30</td></tr><tr><td>7</td><td>30%</td><td>⭐️⭐️⭐️⭐️⭐️⭐️</td><td>1950</td><td>4</td><td>144</td><td>450</td><td>35</td></tr><tr><td>8</td><td>30%</td><td>⭐️⭐️⭐️⭐️⭐️⭐️⭐️</td><td>3150</td><td>8</td><td>192</td><td>0</td><td>40</td></tr></tbody></table>