A system has been added that will automatically add divination cards and other items to the item acquisition sections where appropriate. Entries added by this system will be shown as automatic in the item acquisition section.
Some pages will need to be updated to include
upgraded_from_disabled=true if they are not eligible for the system.
Some further details on what needs to be done can be found on Path of Exile Wiki:To-do list/Automatic upgraded from and issues can be posted on the talk page.
30% increased Evasion Rating during Onslaught
10% chance to gain Onslaught for 4 seconds on Kill
20% increased Onslaught Effect 
Graceful Assault is a notable passive skill that grants increased attack damage rating. It also grants a chance to gain Onslaught when the character kills an enemy and increased evasion while the Onslaught buff is active.