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 :

• 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.
• Scroll: Kochin
• Trident
• Ice Cystal Raijinco
• Genin backpack (Blue)

  Double mission XP reward in level 11 to level 20.
• Black Silver Electric Guitar
• Emblem backpack (Yellow)

  Double mission XP reward in level 1 to level 20.
• Master Scroll

  Restores HP & CP by 3%.
• Newbie backpack (Red)

  Double mission XP reward in level 1 to level 10.
• Wooden Repeating Crossbow
• Childhood Memories

  Mothers Day 2011 Limited Edition
• S18 Evil Spirit Wings

  Increase 10% critical rate.
• S82 Amethyst Skull

  Increase purify chance by 5%. Recover 15% extra CP when charge.
• S53 Frostfire Soul

  Increases combustion chance by 15%. Has a 10% chance to freeze enemies who attacks the user for 1 turn. Frozen targets cannot act but takes 80% reduced damage.
• Scroll: Messenger

  Increase 2% accuracy.
  Reduce 20 HP damage taken.
  Recover 35 HP when each turn start.
• Mirror of Thousand Hands
• Blessed Kitty

  Bless on his master everyday, which increase 3% damage. Heal 1% HP in every turn.
• Yawata Magatama

  Increase 3% accuracy.
  Additional 20 HP damage upon all attack.
• Love Missile

  Additional 60 HP damage upon all attack.
• S72 Hero Twin Axe

  Increase 12% Combustion Chance and recover 3% HP at the start of every turn. (Minimum requirement of 1 Attribute Point in Fire to activate combustion effect)
• 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%
• Yatai Lantern
• 4th Anniversary Back Item

  Ninja Saga 4th Anniversary edition! Recover 50 HP and 150 CP at the start of every turn.
• Purple Dragon umbrella
• Mini Goldfish
• Black Metal Hammer
• Rose Cloak

  Restores 80 CP at the start of every turn. Converts 8% of damage taken into CP.