Princess Connect Re:Dive Character Evolution - How to Upgrade Stars
Star upgrades are one of the clearest ways to improve a Princess Connect! Re:Dive character. Raising a unit’s rarity increases core stats and can unlock stronger long-term progression, but spending resources without a plan can leave your roster short of essential materials.
The best approach combines memory pieces, mana, Divine Amulets, and later-stage advancement items with a clear understanding of each character’s role. A powerful support, tank, or damage dealer may deserve priority over a unit with a higher starting rarity.
Princess Connect Re:Dive Character Evolution - How to Upgrade Stars is easier to manage when star level, character rank, skills, and equipment are treated as separate parts of progression. Each system contributes to performance, and upgrading one does not automatically replace the others.
How Star Promotion Works
Characters begin at different rarities, but most can be promoted by collecting their character-specific Memory Shards. These fragments are usually earned through hard quests, limited-time events, dungeon rewards, clan content, or the shop. You then spend the required shards and mana in the character upgrade menu.
The number of shards needed rises as a unit moves toward higher rarity. Early promotions are relatively affordable, while later upgrades require greater farming discipline. Check a character’s promotion screen before spending currency so you can reserve enough material for the next milestone.
Materials Worth Saving
Memory Shards are the main requirement for standard star promotion. Because every character uses different shards, choose a small group of priority units rather than spreading stamina across the entire roster. A reliable tank and several strong supports often create more progress than a collection of partially upgraded attackers.
Divine Amulets can help fill gaps when a character’s shards are difficult to obtain, but they are a limited resource. Use them carefully, especially for characters who are central to several teams. Mana is also easy to underestimate; regular quests, dungeon rewards, and event stages can help maintain a healthy reserve. Players comparing broader progression resources may also find this rank-up resource guide useful as a general reference.
Choosing Which Characters To Upgrade
Prioritize units that appear in multiple modes. A character who performs well in quests, bosses, arenas, and clan battles gives each shard investment greater value. Universal supports, durable tanks, and dependable healers are often safer choices than highly specialized damage dealers.
Consider a character’s unique equipment and skill upgrades before pushing stars. Some units gain a major improvement from equipment or a special ability, while others benefit most from raw rarity. Review current team builds and upcoming content before committing rare resources.
Star Level Versus Character Rank
Star level improves a character’s underlying statistics, while rank determines equipment slots and often affects attack, defense, magic power, and survivability. Raising rank can make a unit stronger, but some advanced players pause at a specific rank when a lower equipment setup produces better skill timing or TP generation.
For most players, following the recommended rank is practical. However, competitive clan battle teams may use carefully tested rank choices. Avoid copying an old guide without checking its date, since balance changes, new equipment, and character upgrades can alter the best setup.
| Upgrade Area | Main Materials | Primary Benefit | Best Use |
|---|---|---|---|
| Star promotion | Memory Shards, mana | Higher base statistics | Core roster characters |
| Character rank | Equipment, mana | Improved stats and gear access | General progression |
| Unique equipment | Character shards, equipment items | Stronger skills and effects | Units with valuable upgrades |
| Skill levels | Mana and materials | Better ability performance | Supports and key damage dealers |
| Six-star unlock | Special quest materials and shards | Major ability and stat improvement | Characters with strong six-star forms |
Preparing For Six-Star Upgrades
Six-star promotion is a larger project than ordinary rarity increases. It generally involves reaching the required character level and rarity, completing a character-specific memory quest, and collecting special materials. The exact process can vary by game version, so confirm the requirements shown in your current client.
Do not rush every character toward six stars. Focus on units whose upgraded ability changes their role or significantly improves their value in difficult content. A six-star healer or support can transform a struggling team, while a minor damage increase may be less noticeable.
Building Teams Around Upgrades
A highly promoted character still needs a team that supports its strengths. Before farming shards, identify whether the unit needs TP support, healing, defense reduction, magic resistance, or protection from enemy control effects. This prevents investing in a character who has no suitable partners.
For dungeon and boss content, survivability and consistent damage usually matter more than a single impressive attack. Planning around roles, rotations, and backup options is essential, so consult this dungeon boss team guide when assembling a roster for demanding encounters.
A Practical Upgrade Routine
Use this routine to keep progression efficient:
- Select three to five priority characters for regular shard farming.
- Check hard-quest attempts daily and spend stamina on needed Memory Shards.
- Save Divine Amulets for limited or especially valuable characters.
- Compare star promotion with rank, unique equipment, and skill costs before spending mana.
- Reassess your priorities after major events, balance updates, and new character releases.
A sensible upgrade plan is gradual. Keep your main team strong enough for current content, then direct spare stamina toward future promotions. Record how many shards each priority character needs, and avoid impulse upgrades based solely on a new pull.
Build your roster with purpose, track every shard, and promote the characters that strengthen the widest range of teams. With consistent farming and careful resource management, each star upgrade becomes a meaningful step toward stronger quest, arena, dungeon, and clan battle performance.