Marthos

Marthos is an NPC in the Dragontail Minion Shop who sells Tier XII Nether-related Minions.

Tier XII Minions
At Marthos' shop, players have the ability to upgrade Tier XI Nether-related Minions to Tier XII Minions.

These minions include the following:

Trivia

 * Marthos appears to have the same skin as the Barbarian mob.