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 :

• Mother's Hug (II)

  Recover 150 HP and 3% HP at the start of every turn.
• Purple Mixing Yellow Umbrella
• Scroll: Messenger (7 Days)

  Increase 2% accuracy.
  Reduce 20 HP damage taken.
  Recover 35 HP when each turn start.
• Champion Cup!

  Ultimate prize for Champions.
• S40 Gozen Breeze Back Item

  Recover 7% HP with every Charge.
• Tail Hunter Back Item

  Increase max. HP by 3%.
• Ninjas Stocking

  Increase 5% Combustion chance and attack damage by 3%.
• S45 Oblivion Ward

  Increases Max. HP by 3% and Max. CP by 6%.
• Holiday Doll

  Expecting Santa in every year! Critical and dodge rate increase 3%.
• Radish Launcher

  It will fly you to the moon! (Easter 2011 Limited Edition)
• Mini Octopus
• Sagittarius Hunting Set

  Increases dodge rate by 4%. Additional 80 HP damage on all attacks.
• Father's Heart

  Reduce damage taken by 6%.
• Cheerful Snowman

  Increase Max. CP by 20%. Recover 2% HP at the start of every turn. but reduce max. HP by 12%.
• S14 Profound Tentacles

  35% chance to restrict enemy who attack user for 1 turn. (Restriction) target will not be able to use any skills.
• S8 Sign of Corruption

  Wings with an ominous aura. Increases agility by 3.
• Blue Cloud Umbrella

  Ignore 6% targets dodge.
• S71 Magic Clock

  Increases Max. CP by 10%. Recover CP after HP reduction. (Amount: 20% of HP reduction)
• Gold Wand

  Ignore 5% targets dodge.
• Scroll: Grassland
• Tail of Hachibi

  Forged with chakra of the legendary tailed beast, Hachibi. Increase critical chance by 15% but reduce max. HP by 20%.
• S35 Mini Teiko

  Increase agility by 1 and ignore enemys dodge rate by 2%.
• S18 Kamimachi Lantern

  Increase 4% critical rate and recover HP by 1%.
• S23 Meschiken

  Recover CP after HP reduction. (Amount: 20% of HP reduction)
• Golden Torch of Zeus

  Recover 150 HP every turn
• S82 Amethyst Skull

  Increase purify chance by 5%. Recover 15% extra CP when charge.
• Yatai Lantern