Mark of the Master — a stamp for the 2nd profession (quest Test of the Maestro No. 231)

Blacksmith's Mark: Only Artisans take it, and only for the Warsmith. First Elder Lockirin in the gnome village (Dwarven Village) requires the recommendations of three other elders, and they are busy with pre-election fuss - so you take turns settling a contract with an orc chieftain, testing a teleportation device, and rescuing a poisoned researcher at Cruma Tower (Cruma Tower). This is a one-time quest, available from level 39; there's no upper limit. Reward: a stamp, 154,499 experience, and 37,500 SP—the highest experience of any stamp. Below are 19 consecutive steps: one action per step.

Step-by-step walkthrough

Gnome Village (Dwarven Village): take the quest from Lockirin

First Elder Lockirin in the gnome village (Dwarven Village) grumbles that it is too easy to become a maestro these days, and sets a condition: to bring recommendations from three elders - Balanki, Arin and FilaurEveryone will give their own task, in any order.
Requirements: Artisan only (the first dwarven crafting profession), level 39 or higher. Scavenger and other classes Lockirin unfolds.

Gnome Village (Dwarven Village): take the task from Balanki

Balanki is aiming for the first elder in the upcoming elections, and he needs a deal: the orcish chieftain Croto A man who lives in the same village broke his contract as a soldier. It's your job to talk him down.
Items are not given out - this is a conversational step, then you go to Croto .

Gnome Village (Dwarven Village): talk to the chief Croto

Croto At first he drives you away, but then he tells you: his tribe was exiled, the ancestral altar remained in the Cave of Trial, and the detachment sent there disappeared. Among the missing is his nephew Kamuru. Find his remains, and you'll receive a contract.
You receive: Paint of Kamuru - a portrait of the missing person.

Cave of Trial: Ask the jailer Dubabah

Jailer Dubabah In the cave itself, he boasts about what he did to the strangers, and lets it slip: one escaped, but was surely captured by the lord of evil eyes. This is the clue to the target.
Items are not given out. The same story is told from the other side. Daurin Hammercrush - Both steps are optional, but without them it is not clear who to look for.

Cave of Trial: Kill Evil Eye Lord

Evil Eye Lord A level 37 monster is located deep in the cave. He drops the nephew's necklace—no chance in the script, it drops on the first kill.
You receive: Necklace of Kamuru.

Gnome Village (Dwarven Village): take the necklace Croto

The chieftain recognizes his nephew's belongings. He signs a contract with the dwarves—the letter allocating soldiers is yours.
You give: Paint of Kamuru, Necklace of Kamuru · you receive: Letter of Solder Detachment.

Gnome Village (Dwarven Village): take the recommendation from Balanki

The elder's deal is done - the first recommendation is in your pocket.
You give: Letter of Solder Detachment · you receive: Recommendation of Balanki.

Gnome Village (Dwarven Village): take the task from Arin

Arin from the Black Anvil guild is proud that the dwarves have rediscovered the lost skills of the Giants, and gives a blueprint for a teleportation device: pick up the finished device from Master Toma.
You receive: Paint of Teleport Device.

Mithril Mines (Mithril Mines): try the device at Toma

Master Toma offers to test the device right there: hold the machine and press the button. The test fails—the device breaks, and three King Bugbear 32 levels and last 200 seconds. This is an ambush, not a quest objective: you can simply survive them.
You give: Paint of Teleport Device · you receive: Broken Teleport Device.

Mithril Mines (Mithril Mines): Pick up the finished devices from Toma

For a broken device, the master immediately gives out five workers - apparently knowing how the tests end.
You give: Broken Teleport Device · you get: 5 × Teleport Device.

Gnome Village (Dwarven Village): Take a recommendation from Arin

The elder accepts all five devices - the second recommendation has been received.
You give: 5 × Teleport Device · you receive: Recommendation of Arin.

Gnome Village (Dwarven Village): take the task from Filaur

Filaur The Gray Column is building a grand building for the elections, and lacks the technology of the ancient Giants. Behind them, to the research group at the Cruma Tower (Cruma Tower).
You receive: Architecture of Cruma.

Kruma Tower (Cruma Tower): talk to the researcher Lorain

Lorain At the tower entrance, there's no time for paperwork: one of the group was poisoned by a monster in the dungeon, and he won't survive without an antidote. All the ingredients are right there, around the tower.
You give: Architecture of Cruma · you receive: Ingredients of Antidote - a list of three materials, 10 pieces each.

Kruma swamps (Cruma Marshlands): collect 10 × Stinger Wasp Needle

The first material is from Stinger Wasp Level 30. Drops from every kill; no scripted chance.
Required: 10 × Stinger Wasp Needle.

Kruma swamps (Cruma Marshlands): collect 10 × Marsh Spider's Web

The second material is from Marsh Spider Level 34, also in the swamps.
Required: 10 × Marsh Spider's Web.

Kruma swamps (Cruma Marshlands): collect 10 × Blood of Leech

The third material is with Giant Mist Leech Level 25. Leeches are weaker than the other quest targets, but you still need exactly ten of them.
Required: 10 × Blood of Leech.

Kruma Tower (Cruma Tower): give the materials Lorain

The poisoned person is rescued, and you are given a report from the research group - what you sent for Filaur.
You give: Ingredients of Antidote, 10 × Stinger Wasp Needle, 10 × Marsh Spider's Web, 10 × Blood of Leech · you receive: Report of Cruma.

Gnome Village (Dwarven Village): take the recommendation from Filaur

The Elder receives the Giants' technology - the third recommendation is yours.
You give: Report of Cruma · you receive: Recommendation of Filaur.

Gnome Village (Dwarven Village): take the stamp from Lockirin

Return to the First Elder with three recommendations – he will recognize you as worthy of the title of maestro.
You give: Recommendation of Balanki, Recommendation of Arin, Recommendation of Filaur · you receive: Mark of the Master, 8 × Dimensional Diamond, 80,993 experience and 12,250 SP.

What needs to be obtained

Necklace of KamuruEvil Eye Lord (lvl 37) in Cave of Trial, from the first kill× 1

Stinger Wasp NeedleStinger Wasp (level 30) in the swamps of Kruma (Cruma Marshlands), from each killed× 10

Marsh Spider's WebMarsh Spider (level 34) in the swamps of Kruma (Cruma Marshlands), from each killed× 10

Blood of LeechGiant Mist Leech (level 25) in the swamps of Kruma (Cruma Marshlands), from each killed× 10

King BugbearKing Bugbear (lvl 32) - three appear at Toma's when testing the device and last for 200 seconds; they do not provide a quest objective× 3

Rewards

Mark of the MasterBlacksmith's Mark. Only Warsmith is needed - along with Mark of Guildsman и Mark of Prosperity unlocks class change at level 40× 1

Dimensional DiamondGives out Lockirin along with the stamp - once per character, for the first completed quest for the second profession× 8

Experience and SP from the First Elder Lockirin in the gnome village (Dwarven Village) at the very end39,571 experience · 2,500 SP

How long does it take? You only need to kill 30 targets for the antidote (all with 100% drop) and one Evil Eye Lord. Everything else is just talk and the road: the gnome village (Dwarven Village) → Cave of Trial → Mithril Mines (Mithril Mines) → Kruma Tower (Cruma Tower), and each time back to the elders.
Advice: Three materials for the antidote are found in the same swamps of Kruma (Cruma Marshlands) - collect in one go. Before testing the device with Toma, be prepared for a fight: three King Bugbear appear closely.
Other brands of your class are in the section Stamps for the 2nd profession.