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 :

• S42 Tendo Tips

  Increases attack damage and reduces damage received by 5%.
• S2 Demons erosion

  Recovers 4% of the users max HP every turn. Additional 100 damage on all attacks.
• S2 Scroll Capsule

  Increase attack damage by 8%. Recover 7% cp after dealing damage.
• Peom Fan

  Reduce 46 HP damage taken.
• Yolanda Rescue First Aid Kit
• Drum: Ako
• S17 Scorching Sun Scroll

  Has 30% chance to absorb 1% HP of enemy who attack you.
• Taoist Spirit Stone

  Increases Max. HP by 3% and Max. CP by 5%. Increase purify chance by 1%.
• Butterfly Wings
• S12 Golden Bujin Jitte

  Increase dodge rate by 10%.
• S15 Frozen Large Sword

  Increase 7% purify chance.
• Radish Launcher

  It will fly you to the moon! (Easter 2011 Limited Edition)
• Spiked Blade

  Increases dodge and critical chance by 4%. Recovers 70 HP each turn.
• S11 Wood Spirit's Shield

  Increase max. HP by 9% and 20% chance to absorb 3% HP of enemy who attack you.
• Hanami Taiko

  2011 Hanami Festival - Rhythm! Recover HP & CP by 10 every turn.
• Mother's Hug

  Recover 100 HP and 2% HP at the start of every turn.
• Christmas Chimney

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

  3% chance to convert damage taken to HP positively.
• Tailed Beast Chakra Crystal

  Increase 3% damage.
  Reduce 3% damage taken.
  Recover 2% HP each turn start.
• Black Silver Electric Guitar
• S67 Omni Cloud

  Increase accuracy by 6% and dodge rate by 5%.
• Sack of Hearts

  Cupids sack of hearts. Recovers 3% HP every turn. Has 5% chance to convert any damage to HP.
• Christmas Deer

  Increase critical chance 2% and critical damage 6%.
• Thorn hammer
• Fairy Wings

  Fairy wings that owned by a fairy
• S11 Tensho Compass

  Increase attack damage by 4%, and recover HP by 1%. But reduce critical chance by 1%.
• Snowflake

  3% chance to freeze enemy who attack user (1 turn). (Frozen target cannot move but damage taken is reduced by 80%.)