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 :

• Toxic Spider Web

  10% chance to apply Restriction on enemies who attacks the user for 1 turn.
  5% chance to freeze enemy who attack user (1 turn). Frozen target cannot move but damage taken is reduced by 80%
• Sakura Gold Jewellery

  Increases users agility by 1. Restores 3% of users max HP. Has 6% chance to convert damage taken to HP positively.
• Ninja Postman Bag

  Increase healing power of scrolls by 50%.
• Dark Secret Seal

  Increases critical chance by 4%. Has 12% chance to Restrict anyone who attacks the user.
• Straw Hat

  Increase dodge rate by 3%.
• Matsuyama Fan

  Ignore enemys dodge rate by 6%.
• S16 King Kong Ring

  Recover HP by 1% and reduces damage received by 4%.
• GM Goldfish

  GM Goldfish
• Horror Scarecrow

  Increase attack damage by 5%. Reduce damage taken by 150.
• Ice Cystal Raijinco
• S40 Gozen Breeze Back Item

  Recover 7% HP with every Charge.
• Spiked Blade

  Increases dodge and critical chance by 4%. Recovers 70 HP each turn.
• Hanami Fan

  Ignore 4% targets dodge and increase max. HP by 2%.
• Smart Phone
• S49 Serpent Dragon Chakram

  An exceptional weapon crafted with serpent and dragon remains. Increases agility by 1 and accuracy by 7%.
• Wooden Repeating Crossbow
• Minotaurs Horn

  Recover 350 HP at the start of every turn. Has 15% chance to restrict enemy who attack user for 1 turn. Restriction target will not be able to use any skills.
• Apple Candy

  Increases damage by 5%. Has 3% chance to convert damage taken to HP positively.
• Blessed Kitty

  Bless on his master everyday, which increase 3% damage. Heal 1% HP in every turn.
• Water Energy Skis
• Sanmoku Gourd

  Reduce damage taken by 65.
• S36 Wind Chakra Magatama

  Increase accuracy by 3% and dodge rate by 3%.
• Sakura Lucky Bag

  Increase 3% damage, 4% chance to freeze attackers for 1 turn . Frozen target cannot move but damage taken is reduced by 80%
• Griffin Thunderball

  Increases critical rate by 3% and dodge rate by 3%.
• Love of coffee

  Prepared with love and empathy. Recovers 100 HP every turn. Increases attack damage by 4%.
• Mirror of Thousand Hands
• Scroll: Flying Phoenix