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 :

• S43 Extreme Lotus

  The back item contains 30% chance to absorb 3% HP of enemy which makes attack on you.
• Water Energy Skis
• Fairy Wings

  Fairy wings that owned by a fairy
• S13 Kishu Twin Blades

  Increase accuracy by 8%
• S51 Enchanted Winged Carapace

  Increases accuracy by 3%. Recover 4% HP at the start of every turn.
• S79 Blood Feather

  Has 15% chance to convert damage taken to HP positively.
• New Year Kadomatsu

  Recover 100 HP and 100 CP at the start of every turn.
• S1 Helianthus

  Restores HP & CP by 5%. Increase purify chance by 5%.
• Prestige Purple Dragon

  Increase attack damage by 5%. Recover 100 HP at the start of every turn.
• Toxic Village Poison Potion
• Christmas Trumpet

  Ignore enemys dodge rate by 4% and recover 3% CP with every charge.
• S10 Frostguard's Bow

  A magical bow that has a very long range. Reduce target 8% CP on every weapon attack.
• Light of Eternal

  Increase Max.HP 3%. Recover 3% SP at the start of every turn.
• Charmed Heart

  Theres no escaping love. Increases accuracy by 5%. Adds 40 damage in all of your attacks.
• S12 Blood Evil Gourd

  Increase max. HP by 5%.
• Ghost Spider

  Reduce 72 HP damage taken.
• Sakura wah

  Restores HP by 3% and CP by 99 each turn.
• Enternal Love Scroll

  Increase 5% Combustion chance and reduce 1% damage taken.
• S2 Ancient Bone Claw

  An ancient bone that emanates great power. Increases accuracy by 8%. Recovers 100 HP every turn.
• Great Wooden Hammer (3 Days)

  Increase healing power of scrolls by 50%.
  Reduce 8 HP damage taken.
• S2 Scroll Capsule

  Increase attack damage by 8%. Recover 7% cp after dealing damage.
• S65 Transcendent Flame Wings

  Remnants of a powerful fire spirit. Increases attack damage by 7% and increase 20% Combustion chance. (Minimum requirement of 1 Attribute Point in Fire to activate combustion effect)
• Raccoon Tail
• Dark Blade

  Increase 2% critical rate and ignore 2% of targets dodge.
• Mini Octopus
• S8 Ancient Scroll of Golden Snake

  Increase all attack damage by 4%, and Decrease damage taken by 4%. But reduce critical chance by 1%.
• Tail of Kyubi

  Forged with chakra of the legendary tailed beast, Kyubi. 100% immune to Burn effect and increase 3% Combustion chance.