Agnes Tachyon
★
/Medium/Pace Chaser
Introduction
Agnes Tachyon is a 1-star Medium character in Uma Musume: Pretty Derby. Agnes Tachyon's running style is Pace Chaser. Dormitory: Ritto Dormitory.
On the combined Uma Musume: Pretty Derby tier list Agnes Tachyon is B tier, 43rd of the 69 characters ranked, from where 5 community tier lists put Agnes Tachyon.
Other Medium characters in Uma Musume: Pretty Derby: Admire Vega, Air Groove, Kawakami Princess, Mejiro Ardan, Mejiro Ryan, Mihono Bourbon and 5 more.
What Agnes Tachyon does
A Medium-distance Pace Chaser, A at both, with a B at Long and as a Late Surger. Her unique skill, 
U=ma2, recovers endurance and adds speed on a second-half corner while she sits off the pace.
Training gives 20% more Speed and 10% more Guts, and at Potential 3 she learns 
Dominator, which slows the runners ahead late in Medium races.
Agnes Tachyon in Team Trials
On the Team Trials usage list Agnes Tachyon is A tier, 8th of 29: filling 3.4% of all Team Trials slots on Global.
- Team Trials share3.4%
Profile
A mad scientist who fears no law. Weaknesses of the flesh can be overcome!
Agnes Tachyon is a female Umamusume. Her birthday is April 13, and she stands 159 cm tall. Agnes Tachyon is voiced by Sumire Uesaka in Japanese.
Agnes Tachyon's introduction: I'm Agnes Tachyon. You wouldn't be interested in finding out just how fast an Umamusume can run, would you? I just so happen to be looking for a guinea pig...
Stories
8Strengths
Research, eating sweets with tea
Weaknesses
Research interruptions, bitter things
About her ears
Never, ever touch her ears or forehead
About her tail
The hairs stand on end when she gets an idea
Shoe size
Left and right: 22.5cm
Family
The oddball of a famous racing family
A secret
Cuts her hair herself when it gets too long
Weight
Refused measurement
Trainee outfits
1Agnes Tachyon has one trainee outfit on global.
tach-nology
1★ at first · Pace Chaser by default · on global since 26 June 2025
Base stats
| Stars | Speed | Stamina | Power | Guts | Wit |
|---|---|---|---|---|---|
| 1★ | 82 | 76 | 76 | 79 | 87 |
| 2★ | 87 | 81 | 81 | 83 | 93 |
| 3★ | 92 | 85 | 85 | 88 | 100 |
| 4★ | 102 | 95 | 95 | 98 | 110 |
| 5★ | 112 | 104 | 104 | 108 | 122 |
Training gains: Speed +20%, Guts +10%
Aptitude
- Track
- Turf ADirt G
- Distance
- Sprint GMile DMedium ALong B
- Running style
- Front Runner EPace Chaser ALate Surger BEnd Closer F
Unique skill
Recover endurance and moderately increase velocity for a moderate duration when sitting off the pace on a corner in the second half of the race.
Recovers 5.5% of max endurance, Target speed +0.25 m/s for 4 s
level 1 at 3★, level 2 at 4★, level 3 at 5★. Passed on through inheritance as the white skill U=ma2 (Recovers 1.5% of max endurance, Target speed +0.05 m/s for 2.4 s).
Innate skills
Standard Distance ○90 skill pointsModerately increase performance over standard distances (multiples of 400m).
Stamina +40
Tether160 skill pointsSlightly decrease velocity of runners ahead when positioned toward the back late-race. (Medium)
Current speed −0.15 m/s for runners ahead for 3 s
Preferred Position180 skill pointsSlightly decrease fatigue mid-race. (Pace Chaser)
Recovers 1.5% of max endurance
Potential levels
- Level 2
Medium Racing Shoes ×15
Medium Straightaways ○100 skill pointsSlightly increase velocity on a straight. (Medium)
Target speed +0.15 m/s for 3 s
- Level 3Medium Racing Shoes ×30
Satsuki Sho Winner's Sash ×5
Arima Kinen Winner's Sash ×5
Dominator160 skill pointsDecrease velocity of runners ahead when positioned toward the back late-race. (Medium)
Current speed −0.25 m/s for runners ahead for 3 s
- Level 4Medium Racing Shoes ×60
Osaka Hai Winner's Sash ×15Satsuki Sho Winner's Sash ×15
Japanese Derby Winner's Sash ×15Arima Kinen Winner's Sash ×15
Dream Glimmer ×2- Medium Corners ○100 skill points
Slightly increase velocity on a corner. (Medium)
Target speed +0.15 m/s for 3 s
- Level 5Medium Racing Shoes ×100Osaka Hai Winner's Sash ×30Satsuki Sho Winner's Sash ×30Japanese Derby Winner's Sash ×30Arima Kinen Winner's Sash ×30Dream Glimmer ×10
