In the game "Doomsday Blood War", the hero's star rating is a key step to improve the character's strength. The following is the detailed formula and steps for rising stars:
• Consumption : 3 three-star heroes of the same camp
• Consumption : 2000 breakthrough stones + one main hero
• Consumption : 1 body + 3 heroes + 1 designated material
• Consumption : 1 body + 3 heroes + 1 specified material
• Consumption : 4 heroes + 2000 breakthrough stones
• Consumption : 1 6-star hero + 3 heroes
• Consumption : 1 body + 1 6-star + 2 heroes + 4000 breakthrough stones
• Consumption : 2 bodies + 1 6-star from the same camp + 1 any 9-star
• Consumption : 1 any 9-star + 10,000 breakthrough stones
• Consumption : 1 body + 1 any 9-star + 10,000 breakthrough stones
• Consumption : 1 body + 1 any 10 stars + 10,000 breakthrough stones
• Special conditions : Reach level 300 + 1 body + 1 any 10 stars
By following these formulas, players can effectively plan resources and allow their heroes to evolve in the bloody battle of the apocalypse. Remember to follow "Source Code Network" to get more practical strategies!