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 :

• Silver Torch of Zeus

  Increase mission gold reward by 300.
• Folding Fan: Shino
• Ocean Ring

  Increase 1% accuracy.
  Additional 2 HP damage upon all attack.
• S75 Trifecta Swords

  It gives off a strange feeling of vigor. Restores CP by 3%. Increases max CP by 7%.
• Black Double Gun

  Ignore enemys dodge rate by 3%. Increase accuracy by 3%.
• Water Energy Skis
• Angel Heart (White)

  16% chance to absorb 2% HP of enemy who attack you.
• Mercy Of Libra

  Recover 2% HP at the start of every turn. And recover 3% HP with every Charge.
• S7 Gorgeous Butterfly

  Increase agility by 2. Recover 20% extra CP when charge.
• Force of Taotie

  Reduce damage taken by 7%.
• Nutcracker

  Increases Max. HP by 4% and damage by 3%.
• Puppet: Hakuki (3 Days)

  Increase 3% accuracy.
  Reduce 46 HP damage taken.
  Recover 83 HP when each turn start.
• S11 Tensho Compass

  Increase attack damage by 4%, and recover HP by 1%.
• S5 Umbrella of Spiritual Pulse

  Recover CP after HP reduction. (Amount: 10% of HP reduction) Recover 5% CP every turn if current CP is less than 50%. Has 8% chance to reduce skill cooldown by 1 turn at the start of each turn. (Not effective on talent skills)
• Turkey Tail
• 4th Anniversary Back Item

  Ninja Saga 4th Anniversary edition! Recover 50 HP and 150 CP at the start of every turn.
• S11 Wood Spirit's Bow

  Increase critical chance 13%.
• Shadow Twin Blades
• S8 Ancient Scroll of Golden Snake

  Increase all attack damage by 4%, and Decrease damage taken by 4%. But reduce critical chance by 1%.
• Spiked Blade

  Increases dodge and critical chance by 4%. Recovers 70 HP each turn.
• Luckey windmill

  Each turn recover 120 HP and 120 CP.
• S9 Akazonke Gunbai

  Increase 4% critical rate and ignore 4% targets dodge.
• Choco Tama

  Increase accuracy by 5% and increase healing power of scrolls by 25%.
• S8 Underworld Bulwark

  A phantom shield with demon soul. Reduce damage taken by 10%.
• S78 Wandering Soul

  Recover CP after HP reduction. (Amount: 15% of HP reduction) Recover 15% extra CP when charge.
• Thanksgiving Candle

  Has 15% chance to absorb 2% HP of enemy who attack you. Increase 7% Combustion chance.
• Light of Eternal

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