Another Noteworthy Comparison

$Prince Diamond (Sailor Moon R) Lyon (Fire Emblem Sacred Stones) Have Magical Capabilities (Diamond, Magical Bolts And Hypnotism. Lyon, \ Naglfar And Fenrir.) Both Are Manipulated (Diamond By Wiseman, Lyon By The Demon King) Both Princes. Appearance ls Similar Die After Being Redeemed. Confess Before Death. Have One-Sided Feelings For Someone (Diamond, Sailor Moon. Lyon, Erika) Are Driven Insane By A Loss Of A Loved One (Saphir, And Vigarde)$