I thought she knew since even without the "reveal" flashback scene,  it was obvious... why would you drink anything your opponent gives you???  Maybe she thought since the prince side is the "good guys", they wouldn't try underhanded tricks??? I don't get...why would you drink it and why did ignis allow it?  I am guessing she would still win.showing how  amazing she is but still...weirdly naive
				
			 
						 
 
		 so great fun for all releases but we just finally got to the duel
 so great fun for all releases but we just finally got to the duel 
 
 
		 
 
		 
 
		 
 
		
 
 
		
 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		 
 
		