From Guild Wars 2 Wiki
- Magic Pulse - Attack which will tick every second on all those within its area of effect ring.
- Seekers have extremely high health and despawn after a time, so they are essentially unkillable.
- Vale Guardian Seekers despawn after 20 seconds.
- Legendary Unbound guardian Seekers despawn after 30 seconds.
- Seekers are susceptible to knockbacks and pulls as well as soft control effects such as chill or cripple.