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 :

• S8 Sign of Corruption

  Wings with an ominous aura. Increases agility by 3.
• Bell of Beast

  Recover HP by 3%. 15% chance to absorb 3% HP of enemy who attack you.
• Father's Heart (II)

  Reduce damage taken by 7%. Reduce damage taken by 150.
• S14 Ancient Yabusa Knife

  Increases attack damage 4% and ignore 3% of targets dodge.
• S59 Rejuvenating Blade Wings

  Increases Max. HP by 6% and Max. CP by 4%.
• Brilliant Stock Pot

  Increase max. HP by 8% and purify chance by 2% but reduce max. CP by 8%.
• Force of Taowu

  Increases Max. HP by 4% and Max. CP by 4%.
• Scroll: Messenger (3 Days)

  Increase 2% accuracy.
  Reduce 20 HP damage taken.
  Recover 35 HP when each turn start.
• S20 Empire Battle Gear

  6% chance to convert damage taken to HP positively.
• Assault Kite

  Recover 100 HP and 80 CP at the start of every turn.
• S67 Omni Cloud

  Increase accuracy by 6% and dodge rate by 5%.
• Carp Flag
• S76 Buckler and Sword

  Increase max.HP by 12% but reduce max. CP by 2%.
• Virgos Eternal Wings

  Increases agility by 1. Increases users attack damage by 3%.
• S70 Magical Cobweb

  Restores CP by 3%. 30% chance to restrict enemy who attack user for 1 turn. Restriction target will not be able to use any skills.
• Scroll: Flying Phoenix
• Christmas Chimney

  4% chance to freeze enemy who attacks user (1 turn). Frozen target cannot move but damage taken is reduced by 80%.
• GM Phone

  GM Phone
• Scroll: Rikugo
• 4th Anniversary Back Item

  Ninja Saga 4th Anniversary edition! Recover 50 HP and 150 CP at the start of every turn.
• Roasted Turkey

  Restore 20 HP every turn.
• Three-stringed Lute Guitar
• S55 Mirror of Fantasy

  Increases damage by 6% and accuracy by 5%. Has a 7% chance to convert any damage taken to HP.
• Tail of Jyubi

  Forged with chakra of the legendary tailed beast, Jyubi. Increase attack damage by 15% but reduce max. CP by 30%.
• S17 Scorching Sun Scroll

  Has 30% chance to absorb 1% HP of enemy who attack you.
• 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.
• GM Goldfish

  GM Goldfish