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 :

• Folding Paper Fan
• Gold Wand

  Ignore 5% targets dodge.
• Yolanda Rescue First Aid Kit
• Successor Fan

  Restores HP & CP by 2%. Has 7% chance to freeze enemy who attacks user (2 turn). Frozen target cannot move but damage taken is reduced by 80%.
• S55 Mirror of Fantasy

  Increases damage by 6% and accuracy by 5%. Has a 7% chance to convert any damage taken to HP.
• S54 Ebony Nunchaku

  Increases damage by 7%. Has 20% chance to apply Restriction on enemies who attacks the user for 1 turn.
• Genin backpack (Blue)

  Double mission XP reward in level 11 to level 20.
• Smoothbore Musket

  Increase 10% damage.
  Reduce 3% damage taken.
• Apple Candy

  Increases damage by 5%. Has 3% chance to convert damage taken to HP positively.
• S11 Tensho Compass

  Increase attack damage by 4%, and recover HP by 1%.
• Mirror of Thousand Hands
• Bell of Fortune

  6% chance to restrict enemy who attack user for 1 turn. Restriction target will not be able to use any skills.
• S2 Demons erosion

  Recovers 4% of the users max HP every turn. Additional 100 damage on all attacks.
• Ichimoku Gourd
• Great Wooden Hammer (7 Days)

  Increase healing power of scrolls by 50%.
  Reduce 8 HP damage taken.
• Folding Fan: Shino
• Stuff Bunny

  Increase Max. HP by 2% and Max. CP by 4%.
• Charming Aura (Black)

  2012 Valentines day limited aura, increase critical chance 2%.
• Butterfly Wings
• Scroll: Tenku
• Leopard Cat Tail
• Carrot Time Bomb

  Has 8% chance to freeze enemy who attacks user (1 turn). Frozen target cannot move but damage taken is reduced by 80%. Has 5% chance to convert damage taken to HP positively.
• Patriot Aegis

  A mythical shield that can block even the most vicious attacks. Increases max HP by 3%. Has a 60% chance to recover 5% of maximum HP and reduces damage taken by 75.
• Osuzu Shinsen

  Ninja Saga 2nd Anniversary Carnival! Increase all attack damage by 5%.
• Jingle Bell

  Reduce 2% damage taken. Recover 3% HP at the start of every turn.
• Water Shark Skis
• Scroll: Genbu