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 :

• Sakura Lucky Cat

  Ignore enemys dodge rate by 4% and increase 3% dodge rate.
• S40 Gozen Breeze Back Item

  Recover 7% HP with every Charge.
• Fathers Treasure

  2014 Fathers Day special back item. Doubles the TP reward from TP missions.
• S75 Trifecta Swords

  It gives off a strange feeling of vigor. Restores CP by 3%. Increases max CP by 7%.
• S35 Mini Teiko

  Increase agility by 1 and ignore enemys dodge rate by 2%.
• Thanksgiving Candle

  Has 15% chance to absorb 2% HP of enemy who attack you. Increase 7% Combustion chance.
• Soul of Egg Hunting Beast

  2012 Egg Hunting Event
• Seal Nightmare Wing

  Ignore 4% targets dodge.
• Decorative Rope
• Holy Wings

  Increase accuracy by 4% and dodge rate by 3%.
• S27 Golden Gourd

  Recover 5% HP with every Charge.
• Jingle Bell

  Reduce 2% damage taken. Recover 3% HP at the start of every turn.
• S1 Angelic Silverware

  Increase dodge rate by 5%. Reduce damage taken by 9%.
• Paper Envoy of God

  Increases attack damage and reduces damage received by 4%
• Mirror of Thousand Hands
• Book of Slate

  Decreases Max. HP by 1% and Increase Max. CP by 10%. Increase 3% purify chance.
• Colorful Moai Egg

  Reduce damage taken by 100 and recover 10% extra CP when charge.
• Falcon
• Pirate Skull Flag

  Increase 6% purify chance. Reduce damage taken by 5%.
• Force of Taowu

  Increases Max. HP by 4% and Max. CP by 4%.
• Mini Octopus
• Charming Aura (Black)

  2012 Valentines day limited aura, increase critical chance 2%.
• S11 Wood Spirit's Bow

  Increase critical chance 13%.
• 4th Anniversary Back Item

  Ninja Saga 4th Anniversary edition! Recover 50 HP and 150 CP at the start of every turn.
• Scroll: Taiin
• S45 Oblivion Ward

  Increases Max. HP by 3% and Max. CP by 6%.
• Griffin Thunderball

  Increases critical rate by 3% and dodge rate by 3%.