You might as well compare with these Back Items so you can decide which Back Items you're gonna use for ninja Saga Pvp or in Hunting House for easier killing the boss or your opponent in ninja saga PvP
These Back Items might have better effect . Here we go :

• Father's Heart (II)

  Reduce damage taken by 7%. Reduce damage taken by 150.
• Drum of Euphoria

  Recover 3% HP at the start of every turn, and recover 3% HP with every Charge.
• 2011 Carnival Jiegu

  Ninja Saga 2nd Anniversary Carnival! Each turn recover 100 HP and 100 CP.
• Red Ukiyo-e Kite

  4% chance to convert damage taken to HP positively and increase max. HP by 2%.
• Scroll: Messenger (3 Days)

  Increase 2% accuracy.
  Reduce 20 HP damage taken.
  Recover 35 HP when each turn start.
• S13 Kishu Twin Blades

  Increase accuracy by 8%
• S8 Underworld Bulwark

  A phantom shield with demon soul. Reduce damage taken by 10%.
• Chromaflake

  Increases damage by 5% and dodge rate by 3%.
• Paper Envoy of God

  Increases attack damage and reduces damage received by 4%
• S1 Angelic Silverware

  Increase dodge rate by 5%. Reduce damage taken by 9%.
• Basic Jounin Battle Gear
• S63 Stormbringer

  Increases dodge rate by 5%. Has 50% chance to absorb 2% HP of enemy who attack you.
• Puppet: Hakuki (7 Days)

  Increase 3% accuracy.
  Reduce 46 HP damage taken.
  Recover 83 HP when each turn start.
• Triple Taiko

  Increases Max. HP by 4% and healing power of scrolls by 100%.
• S77 Curse Dragon

  Increases attack damage by 9% and critical damage 10%.
• Holiday Doll

  Expecting Santa in every year! Critical and dodge rate increase 3%.
• Water Symbol Guitar
• Black Koi
• Flour Stick
• Moai Flagon

  Increase Max. HP by 3%. Reduce damage taken by 100.
• S49 Serpent Dragon Chakram

  An exceptional weapon crafted with serpent and dragon remains. Increases agility by 1 and accuracy by 7%.
• Folk Folding Fan
• Hanami Taiko

  2011 Hanami Festival - Rhythm! Recover HP & CP by 10 every turn.
• S26 Bashosen

  Increase 10% Combustion chance.
• S12 Blood Evil Gourd

  Increase max. HP by 5%.
• Zombie Hand

  Increase attack damage by 15%. But each turn reduce 200 HP and 300 CP.
• S11 Tensho Compass

  Increase attack damage by 4%, and recover HP by 1%.