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Promoting your units inFire Emblem Engageis essential to creating your optimal team, but doing so in this latest edition requires a bit of strategic planning thanks to the initial limited access to Master Seals. A requirement for advancing the class of a selected unit, you’ll need to determine who needs Master Seals the most and when to use them.
Related:Fire Emblem Engage: The Best Class For Each Character
You’ll be able to use a Master Seal on any unit at least level ten and not already in an advanced class. Given the nature of Engage’s mechanics, you’ll want to do this as early as possible, but you won’t have enough Master Seals to do so. With only a few available every other chapter or so, keep in mind when to expect Master Seals and which units will fall back the most without them.
Updated Aug 02, 2025, by Sean Murray:Getting the Master Seals in Fire Emblem Engage requires a bit of planning and a lot of gold. That’s why we’ve refreshed this guide with improved formatting to make it a little easier to know when and where to get the Master Seals.

Item Shop Master Seals
The first and easiest way to attain a Master Seal is byspending Gold in theItem Shopin the Somniels' central plaza. The Item Shop opens after you’ve completed the fourth chapter and recruited Céline, but your first Master Seal won’t be available for purchase until you havecompleted Chapter Eight.
Chapter 17
Infinite Seals
Each Master Seal costs 2,500 Goldand is added to the stock alongside an additional three Second Seals (also 2,500 Gold), which can be used to change classes without advancing your unit (i.e., an archer to a mage or a berserker to a hero).
Related:Fire Emblem Engage: Things To Do After You Beat The Game

Map Rewards
Beyond purchasing your seals, there are alsofixed locationsin maps throughout the storylinethat can offer a Master Seal. Generally, these are found by defeating specific units, but you may also receive some for saving civilians or opening chests.
Defeat archer on the escape point
Save old man NPC and talk to him after battle
Defeat Veyle
Youcannot otherwise find or farm Master Seals, andall Master Seals stop appearing in maps after Chapter 17. Therefore, purchasing Master Seals will be required in order to advance a whole team of units.
It is recommended tosave Goldfor this reasonorfarm itin order to have the funds available.
Next:Fire Emblem Engage: Complete Guide And Walkthrough