What is better ? in my opinion , GEM is seperated by 2 characteristic The HP ( HP + or HP % ) and The Att def ressist (+ & % ) . Which is better ? , in my calculation The best for GEM in HP is the + , and for the other is the % ( Like att etc.) . In my PDF i alreade calculated the maximum Stat of GEM . but for 1-3 star . If you confuse with how to read it just ask !