Official rule text
51.4 An agent does not need to be unlocked and EMISSARY TAIVRA begins the game in a readied state. They can THE AZURE WHISPER After any player activates a system that contains a The “Leadership” strategy card allows players to gain command be exhausted by resolving their abilities, non-delta wormhole: You may exhaust this card; if you do, that system is tokens. This card’s initiative value is “1.” adjacent to all other systems and they ready during the “Ready Cards” that contain wormholes during this tactical action .
View official source
Source: Twilight Imperium: Fourth Edition - Living Rules Reference: Prophecy of Kings
Expansion: Prophecy of Kings
Version: 2.0
Reference: Rule 51.4