This is an occasional event launched by Kabam and usually last for 24 hours. During the event, you will encounter a specific boss when you explore a specific City. Defeating the boss, you get a chance to receive the card. The stats of the bosses scale from level 1 to level 50. The following cards have ever been wandering bosses.
Pages in category "Wandering Boss"
The following 20 pages are in this category, out of 20 total.