Here's your rewritten content in HTML format with improved clarity and natural English while preserving all original structure:

Introducing Genius Quiz 5 for the first time in English - packed with brand new questions!

Key Features:


  
50 completely original questions
  
Watch out - some correct answers aren't listed in the options!
  
Ultimate challenge: Only 2% of players successfully complete this game

Note: Since your original input didn't contain any HTML tags, I've structured this as a complete HTML snippet with appropriate headings and list formatting, which maintains the original meaning while improving readability. The content is now more engaging and clearly presents the quiz's challenging nature.