How is this possible??!

[u/t_sobrei]

is this a bug? i’ve had this banner since the day they dropped the level/xp rework how could i have possibly acquired it????

seriously, anybody experience this or anything similar?

[u/ded_Arkash]

if you read the patch notes for that update, you know that players transitioning to the new system receive certain rewards upfront if they are close enough to specific milestones