Lair Key what to use it for?

[hoary plume]

Where and for what do I use it

[calm path]

open a chest in rivens layer or coil for more rewards from the chest

[hoary plume]

what is rivens layer aand coil?

[calm path]

seasonal activities

[hoary plume]

Where can I find those sry I'm new to the game

[calm path]

Do you own the battle pass

[hoary plume]

no

oh yes

[calm path]

Keep progressing in the seasonal quest

[halcyon shadow]

the activities are launched via the helm, off to the right side

[hoary plume]

where can I find the seasonal quest?

[calm path]

go to ur quests