If you are tired of monotonous quick map runs and looking for a somewhat more challenging playstyle in PoE 3.23, then Ultimatum might be your thing. This guide is designed for both long-time players and novices to Ultimatum; it provides comprehensive details of how this exciting game mode can be maximally treated.

• Intro & Why Ultimatum
• How does Ultimatum Work in PoE?
• How do the Modifiers work?
• Fighting the Trial Master Boss
• More on Why Ultimatum
• Atlas Nodes Selection
• Example Loot and Income
• Recommended Maps
• Combining Ultimatum with Other Mechanics

↖ Intro & Why Ultimatum

• Safety or high stakes with lucrative benefits- the choice is yours.
• The mechanic offered a chance to profit greatly because it had a good risk/reward balance.
• It's a great option for people who like difficult and immersive gameplay.

↖ How does Ultimatum Work in PoE?

• Every round will get tougher as you advance through ten rounds.
• Each round offers an option between going further with higher odds or keeping your present loot levels.
• The ability to pause between rounds allows you to develop your next strategy.
• There various encounters include survival, standing in stone circle, killing enemies and protecting the altar.

↖ How do the Modifiers work?

• Each round brings new modifiers increasing its difficultness.
• Modifiers are rated from one to four highest indicating highest difficulty level.
• You need to choose wisely so that they suit your build well depending on its capacities and vulnerabilities.

↖ Fighting the Trial Master Boss

• A final boss, the Trial Master sometimes appears randomly offering highly profitable rewards.
• Demands a significant mix of attack power plus defense abilities.
• It appears very rarely but still, it is both unpredictable and thrilling encounter.

↖ More on Why Ultimatum

• Certain loot items have become increasingly important making Ultimatum more attractive.
• Catalysts are especially attractive since they can result into huge gains.
• This character build must be strong enough for this mechanic to work well with you.

↖ Atlas Nodes Selection

• Right Atlas nodes will help you maximize Ultimatum rewards.
• Go for nodes that increase the amount of monsters and experience gained.
• Some nodes can make certain types of encounters more manageable.

↖ Example Loot and Income

• Among the possible drops in Ultimatum are Catalysts as well as Divination Cards
• The way loot is distributed means that there can be great variations in your earnings.
• Inscribed Ultimatums have proven to be very valuable due to their challenges rewards.

↖ Recommended Maps

• Any map can be used but avoid narrow-walled maps with complex terrain.
• The difficulty of encountering Ultimatum can also depend on map modifiers.

↖ Combining Ultimatum with Other Mechanics

• Combine it with profitable mechanics such as Blight and Essence.
•  Think about Delirium and Beyond while playing through this game mode.
• Your build's strengths and the things they own should inform your choice of mechanics.

Mastering PoE 3.23's ultimatum league involves making strategic decisions, adaptability, and understanding the inner workings of the game. Whether diving into divines, inscribed ultimatums or catalysts, The Ultimatum League provides an array of rewards for those willing to take up its high stakes challenges.