Suikoden IIEdit

Damage taken and received x1.5

Suikoden IIIEdit

A double edged sword rune as it deals times two damage to a enemy but you'll recieve times two damage from them as well.

Suikoden IVEdit

A rune that deals times 2 damage both ways

Suikoden VEdit

Renamed Double Edge in Suikoden V, damage dealt and recieved is doubled.