Question: what is the hardest kingdom hearts game?
Answer: Kingdom Hearts Final Mix. 18.18% (16 votes) ... 
Kingdom Hearts Re: Chain of Memories. 14.77% (13 votes) ... 
Kingdom Hearts II Final Mix. 15.91% (14 votes) ... 
Kingdom Hearts 358/2 Days. 6.82% (6 votes) ... 
KIngdom Hearts Birth By asleep Final Mix. ... 
Kingdom Hearts Re:coded. ... 
Kingdom Hearts Dream Drop Distance.