In version 25.S1.2 of League of Legends, choosing the right champions to climb ranks below Diamond is crucial.
If you're looking to climb ranks efficiently below Diamond, consider these champions for their reliability and ease of execution:

Top Lane: Kayle
A late-game powerhouse with strong scaling. Kayle thrives in lower ranks where games tend to last longer, giving her the time to unleash her full potential.
Guide: Kayle Top Lane Build Guides, Runes, Items, and Abilities

Jungle: Jarvan IV
An all-around solid pick with excellent engage, crowd control, and early-game impact. Jarvan IV can dominate the map and set up plays for his team.
Guide: Jarvan IV Jungle Build Guides, Runes, Items, and Abilities

Mid Lane: Lux
A flexible mid-laner with great poke, utility, and crowd control. Lux is forgiving for newer players while providing impactful damage in team fights.
Guide: Lux Mid Lane Build Guides - Runes, Items, Abilities & More

ADC: Miss Fortune
Simple but deadly, Miss Fortune boasts strong lane presence and powerful team fight ultimates, making her a consistent ADC choice.
Guide: Miss Fortune ADC Build Guides, Runes, Items, and Abilities

Support: Lulu
A versatile enchanter who can protect carries, enhance their damage, and disrupt enemies. Lulu pairs well with most ADCs, especially hyper-carries.
A slightly more difficult choice to play
- Shen (Top Lane):
With the ability to protect teammates from afar using his ultimate "Stand United" and his stable laning phase, Shen is a safe pick for players in ranks below Diamond.
Guide: Shen Top Lane Build Guides, Runes, Items, and Abilities
- Zac (Jungle):
Zac boasts strong ganking capabilities and excellent tankiness, allowing him to easily engage and crowd-control enemies, creating advantages for his team.
Guide: Zac Jungle Build Guides, Runes, Items, and Abilities
- Vex (Mid Lane):
With her ability to burst down enemies and provide wide-area crowd control, Vex can dominate opponents and apply significant pressure in team fights.
Guide: Vex Mid Lane Build Guides, Runes, Items, and Abilities
- Nilah (ADC):
Despite her short attack range, Nilah compensates with high damage output and dodging skills, enabling her to survive longer in fights and pressure the enemy team effectively.
Guide: Nilah ADC Build Guides, Runes, Items, and Abilities
- Taric (Support):
With healing, shielding, and his ultimate "Cosmic Radiance," which grants immunity to damage for allies, Taric is a strong support pick, especially in prolonged skirmishes.
Guide: Taric Support Build Guides, Runes, Items, and Abilities
Conclusion
These champions are straightforward to pick up and perform well in games where coordination may be less consistent, helping you climb efficiently.
Remember that the game’s meta constantly evolves, so keeping yourself updated and practicing regularly with these champions will enhance your chances of climbing ranks effectively.
Thanks for Reading! If you want to gain more in-depth knowledge about LOL, check out many helpful articles here!
Good luck to you! – Cheng