Just putting this here so people, especially me, won't need to search announcement threads for it. Here is the table of Amplification showing the % of improvements from your equips. +1 amplification is 100% success and you won't lose your weapon, beyond that is random and you may lose your weapon, lose durability ( break your weapon to 0% repair ) or get downgraded if you DON'T use Sign of Imperishability, though if you use Sign of Imperishability this does not mean your amplifications will a