The Rare DLC is part of the Rare Bundle which give players access to:

• 29 Heroes
  
• Supporter Discord Role
  
• Supporter Profile Icon
  
• 600 Platinum (Premium currency)
  
• Exclusive Construction Steel Skin Common)
  
• Exclusive Inquisitor Gideon Skin (Common)

Bundle Platinum does not stack. Upgrading to Epic gives 4,000 Platinum total. Upgrading to Legendary gives 10,000 Platinum total.