Inevitable Ambush

Inevitable Ambush is an atlas passive skill and Keystone.

Location

As of version 3.18.0 it is located at the top of the atlas passive skill tree, in the same cluster with small node that increase the chance of influenced item to drop from Shaper, Elder and their Guardians, as well as the notables Remnants of the Past, and keystone Cosmic Wounds.

Version history

Version	Changes
3.18.0	Guardian's Aid is now a Keystone called Inevitable Ambush and no longer grants "Map Bosses have 1% chance to drop a Shaper Guardian Map (Tier 14+)". Remnants of the Past now grants "Map Bosses have 3% chance to drop an Elder Guardian Map (Tier 14+)" and "Map Bosses have 3% chance to drop a Shaper Guardian Map (Tier 14+)" (both previously 2% chance).
3.17.4	Fixed a bug that caused the Reckless AmbitionReckless Ambition6OmeyocanWhy settle when more is never enough. Divination Card not to drop from The Eradicator when they appeared as an ally or in Maven's Invitation: The TwistedMaven's Invitation: The TwistedModifiers to Item Quantity will affect the number of encounter rewards dropped The Maven must Witness: The Purifier, The Constrictor, The Enslaver, The EradicatorFor those who must not endure it, there may be found a perverse joy in watching the struggle for survival.Open portals to The Maven's Crucible by using this item in a personal Map Device..
3.17.0	No longer part of The Uncharted Realms passive skill tree, as the Atlas has only one region. Now has "Map Bosses have 1% chance to drop a Shaper Guardian Map (Tier 14+)".
3.13.1d	Fixed a bug where the Guardian's Aid Atlas Passive node could sometimes fail to activate.
3.13.0	Introduced to the game.