"Any player who is Level 30+ and has not logged into the game for 21+ days will receive Recall Quests from their Mentor, the Arbiter. The recalled player can complete these Quests for useful rewards "

https://raid-support.plarium.com/hc/en-us/articles/360014658320-Guide-Referral-Program-Recall-Quests

"In addition, the recalled player will have access to 6 specific, one-time account Boosts. Only one Boost can be activated at a time. The Boosts are as follows:

• +100% XP Boost (1 day)
• Open All Potion Keeps (1 day)
• Open All Faction Crypts (1 day) and get 12 Crypt Keys for every Crypt
• +50% Battle Silver Boost (1 day)
• -50% Gear Removal Cost (1 day)
• 20 Multi-Battle attempts (Instant, but will impose a 1-day cooldown) "

I see thanks for the quick response.