Diablo 4 Item Upgrades
Item upgrades are upgrade elements that can be slotted into armor, weapons or trinkets to provide a bonus. They usually come at a higher cost and require the item to be at an appropriate level.
Items with very high requirements generally don't see any benefit in upgrading. This is especially applicable to items that don't have with a lot of variation like Eth titans.
Glyphs
Once you reach level 50, Blizzard’s action-RPG changes from its simplified campaign to the final game. This is when things really begin to change, with players being pushed into the Paragon Board leveling system, Nightmare Dungeons and brand new grinds to ensure that their character's build is as strong as possible.
Glyphs play a crucial role in this progression. Glyphs' stats and affect radius on the Paragon Board are boosted by increasing their upgrade level. There are many ways to get these upgrades however the most popular is through raiding Faction Crypts.
Glyphs lets you insert symbols into your text. You can select them from the menu at the left-hand side of the screen. It initially displays glyphs in the font that your cursor is, but you can view another font or type style, and you can limit the glyphs available to a smaller subset by selecting an option from the options below Entire Font (for instance Punctuation displays only punctuation symbols). You can view the CID/GID number and Unicode value of a glyph by moving your cursor.
The Glyphs Panel will keep track of your most recent 35 glyphs and show them under Recently Used in the first row (you have to expand the panel so you can see all 35). You can also remove them from this list by right-clicking, or Control-clicking, a one of the glyphs in the list, and selecting Remove From Recent Glyphs.
Another advantage of the Glyphs panel is the ability to create and edit an individual glyph set which is beneficial when you must type certain types of text often. This will prevent you from having to manually insert each glyph when you require it.
A custom glyph may have a maximum of 30 glyphs. This includes the base name and its suffix. The glyphs in the base name must be uppercase English letters (A-Z), lowercase English letters (a-z), European digits (0-9), and underscore (_). The suffix may include ligatures, or contextual alternates. item upgrades are special variants which combine two or more letters into one glyph.
Reroll Tokens
Upgrades are the principal mechanics that offer extra bonuses to items, like stats. Upgrades are available in three types: rerolling, recycling and leveling up. Each type comes with a distinct bonus for the item.
Reroll Tokens permit players to alter an item's base power and the number of upgrades it has, and can also be used to reroll substats in ring. This is useful when an item's fully upgraded (or "potential") power is lower than the player would like or if its substats currently aren't optimal.
Rerolling an item is costing 1 token and will reset the upgrades, but keep the rarity, set, and level intact. As an item is progressively leveled up, its tier will increase. The main stat of the item is increased by 3 points for each level. A random extra stat will be boosted along with it. The level of an item is increased by 1 when you raise an item to the highest achievable level.

The Blueprint Desk allows players to buy new Appliances, Ingredients and Decorations for their restaurant. Blueprints appear as envelopes at the beginning of each preparation phase. They are opened by using Grab. Each blueprint has its own icon, and each category of upgradeable item has an icon that is distinct from the others:
Certain recipes require certain Appliances or Ingredients that can be purchased by selecting a Franchise Card from the Blueprint Desk. Certain appliances and inputs are staples, which means that they won't be sold in the Shop or on rerolls, while others have a greater likelihood of appearing if an appropriate franchise card is chosen at the Blueprint Desk. This is known as the Staple Pool, and the items contained in it will remain in that pool for the remainder of the run. The same goes for non-staple equipment. transferred to the Seed Pool when it is purchased from the Blueprint Desk.
Recycled Items
The magic happens when you use the third "R," recycling. You can benefit the environment by recycling a product made of recycled materials. The majority of recycled items are sent back to the manufacturer from which they came to be remanufactured as an entirely new product. We refer to this as "closing of the recycling loop."
When a person puts items in their recycling bin at the curb it is taken to a Materials Recovery Facility (MRF) where it gets separated and sorted into its various components. Then it is offered to manufacturers at the end of the line to make something completely new. Items that are usually transformed into new products include:
This process reduces the need to harvest, grow or extract raw materials in order to make something other than. This helps reduce the harm done to the environment; less trees are chopped down and rivers are diverted and wild animals are displaced. It also reduces the amount of pollution caused by the dumped raw materials into our soil, water and air.
Additionally buying recycled products can help keep local businesses and jobs in business, particularly those that specialize in the production of goods made using recycled materials. Demand for recycled products encourages companies to take part in this eco-friendly initiative.
The final reason to purchase recycled items is that they require less energy to produce new products from recycled materials than it does to make them out of raw materials. The manufacturing process for the new aluminum container requires 95% more energy than the production of an aluminum can made from recycled materials. This is why every little bit is important.
Leveling
Most units can be upgraded and gain XP each time they fight or are attacked. This can be used to boost their primary stats, or unlock other improvements on the unit's development tree. Weapons are an excellent example, since they can be upgraded and increase their damage as well as range.
Most levels have an arbitrary number of levels that have to be completed, however this can vary from game-to-game. The use of materials or coins is the only method to level up. The majority of systems utilize both, though some make use of one.
In many games, leveling up can be a problem because it makes certain units too powerful and other units are unable be competitive. It is better to limit the amount of leveling a player can perform, requiring them to make a choice about what they want to upgrade and the reason for it.