Forum:Help with dark magician deck

trying to thin out my dark magician deck any and all help is appreciated, i can only seem to thin it down to about 47 to 45 cards i want it to be as close to 40 as i possibly can

monsters 5 2x dark magician, dark magician girl, jinzo. monsters 15 3x crusader of endymion, 3x skilled dark magician, 2x old vindictive magician, 2x apprentice magician, 2x breaker the magcial warrior, 2x defender the magical knight, night assailant

spells 22 diffusion wave motion, dark magic attack, thousand knives, dark magic curtain, 3x gold sarcophagus, lighing vortex, 3x magical dimension, 3x spell power grasp, 2x noblemen of crossout, pot of avarice, secret village of the spellcasters, swords of revealing light, mystical space typhoon, mage power, monster reborn

traps 5 royal decree, mirror force, magic cylinders, magicians circle, call of the haunted

side deck: dark paladin, polymerization, buster blader

i would like to replace jinzo with another royal decree as soon as i can and im also debating on taking dmg out if i cant get sages stone soon thoughts, fixes, and ratings are welcomed and appreciated thanks!