Item's Effect : Instant kill

List of Ninja Saga Entities Those Have instant_kill Effect

Moai Broadsword

Weapons

Increases 15% accuracy. Rare chance to kick target out of the battlefield. Reduce damage taken by 5% until the end of next turn after using the weapon.

Moai Broadsword (II)

Weapons

Increases 20% accuracy. Rare chance to kick target out of the battlefield. Reduce damage taken by 10% until the end of next turn after using the weapon.

Torment

Weapons

Increases 15% accuracy. Rare chance to kick target out of the battlefield. Reduce damage taken by 13% until the end of next turn after using the weapon.

The Lance of Killing

Weapons

Increase 30% accuracy. 50% chance to reduce enemys 4% HP upon each weapon attack. Rare chance to kick target out of the battlefield.

Red Card

Weapons

Rare chance to kick target out of the battlefield.

You might as well compare with these :

Whirlwind Blast Palm
Release many storms with one punch.

Kinjutsu: Advanced Smoke and Venom
All targets inflict the Blind and 'Poison' status (3 turns) (extra 70% dodge rate during targets attack) (Reduce 7% HP)

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)

Fire Wave
Release fire power in hand and form as a wave.

S11 Wood Spirit's Saber
Increases 40% accuracy. Restore 8% HP and CP every turn.

S10 Frostguard's Shield
Shield of the valiant warrior Tundra. Increase agility by 2. Has 17% Chance to stun target when attack with weapon for 1 turn.