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Horse profile

Mysteries (IRE)

3yo filly (at last run, Apr 2024) · Last trainer Donnacha Aidan O'Brien · Last owner Flaxman Stables Ireland Ltdmrs J Magniermrs M V Magnier
6 runs · 4 courses · from May 2023
As at 28 Oct 2026 · KTB archive: GB, Ireland & France · 2005–present, updated daily
No run recorded since 7 Apr 2024 — 933 days ago. Our archive can't say whether the horse is still in training.
Last run Apr 2024 · 8th of 11 Won at Cork Headgear returns LTO Last raced off OR 95
KTB Profile

Mysteries won the Irish Stallion Farms EBF Fillies Maiden at Cork in Jun 2023 over 6f-7f on good to soft. The filly, by No Nay Never out of a Mastercraftsman mare, has one win and two places from six runs all at that trip, with her highest official rating of 97. She finished eighth of 11 in the Ballylinch Stud Priory Belle Stakes at Leopardstown in Apr 2024 off a mark of 95, her last run. Headgear returned that day.

Based on 6 archived runs · updated 28 Oct 2026

KTB Speed and Rating

KTB Speed

Best recent Speed 111 the best of the last 3 graded (A or B) runs · Curragh, 19 Aug 2023

How fast the horse ran, as points against the day-corrected standard time for its course and distance: 100 is the median GB Class 4 handicap winner on that code; one point is 0.1% of the standard time. A, B or C is how much the day's card could tell us, not how good the run was. What this means →

Flat 6 figures · best 111A · median 87.5
GoingRunsBestMedianSince 28 Oct 2025
Good to Soft2111A98.5—
Heavy1———
Standard (AW)1———
Soft1———
Good1———
DistanceRunsBestMedianSince 28 Oct 2025
6f – 7f6111A87.5—

KTB Speed v1 · batch 15 Sep 2026 · GB & Irish racing only · 6 figures from 6 runs · as at 3 Oct 2026 · a record, not a forecast

KTB Rating

Best recent KTB Rating 87A the best of the last 3 rated runs · Curragh, 19 Aug 2023 Official rating 95 at the last run, 7 Apr 2024

What the horse achieved in each race, in pounds on the official-rating scale, from the weight carried, the lengths beaten and the race's own level solved across the archive — never the market, never the official rating as a starting point. The headline is the best of the horse's last three rated runs on that code. A, B or C on a run is how much known form was in that race. What this means →

Flat 6 figures · best 98A · median 88
GoingRunsBestMedianSince 28 Oct 2025
Good to Soft298A92.5—
Heavy1———
Standard (AW)1———
Soft1———
Good1———
DistanceRunsBestMedianSince 28 Oct 2025
6f – 7f698A88—

KTB Rating v1 · batch 3 Oct 2026 · GB & Irish racing only · 6 figures from 6 runs · as at 4 Oct 2026 · a record, not a forecast

Both figures are KTB's own, computed from the archive; no vendor rating enters either. Every run's figure is on its form line below with its grade. Grades measure how much the archive could see, never the merit of the run.

Run style is derived from in-running commentary, which our data provider does not supply for this horse's races.

Pedigree intelligence

Sire

Progeny in our archive have won 12.1% of 6,335 runs since Jan 2008 (707 horses).

Weakest on good to soft going: 9% from 612. Weakest over 1m5f – 2m (all codes): 7.6% from 185.

GoingRunsWinsSRvs sireThis horse
Firm16531.3%+19.2—
Good to Firm92712213.2%+1.1—
Good1,48918112.2%+0.10 from 1
Good to Soft612559%−3.11 from 2
Soft84511013%+0.90 from 1
Heavy2853713%+0.90 from 1
Standard (AW)2,16125611.8%−0.30 from 1
Distance (all codes)RunsWinsSRvs sireThis horse
Under 6f91112213.4%+1.3—
6f – 7f3,39144013%+0.91 from 6
1m – 1m1f1,18313111.1%−1—
1m2f – 1m4f583549.3%−2.8—
1m5f – 2m185147.6%−4.5—
2m1f – 2m4f7756.5%−5.6—
2m5f – 3m500%−12.1—

Flat and jumps together (all codes) · since Jan 2008 · as at 28 Oct 2026 · rows under 30 runs muted · win % is the measure, a record not a forecast

Dam

1 sibling in the archive, 1 winner — best of them Masterpainter (IRE) (1 win).

The wins came over 1m; the highest grade won is Class 5 (Masterpainter (IRE)).

ProduceRunsWinsWin tripsBest grade
Masterpainter (IRE)2211mClass 5

Record by conditions

GoingRunsWinsSR£1
Good to Soft 2 1 50% −0.27
Heavy 1 0 0% −1.00
Standard (AW) 1 0 0% −1.00
Soft 1 0 0% −1.00
Good 1 0 0% −1.00

CourseRunsWinsSR£1
Leopardstown 2 0 0% −2.00
Curragh 2 0 0% −2.00
Dundalk (AW) 1 0 0% −1.00
Cork 1 1 100% +0.73

HeadgearRunsWinsSR£1
None 4 1 25% −2.27
Hood 2 0 0% −2.00

SeasonRunsWinsSR£1
2024 1 0 0% −1.00
2023 5 1 20% −3.27

Splits include every sample, however small — muted rows are under 3 runs. A one-from-one record is a fact, not a trend: read the Runs column before the strike rate.

Form

DateCourseRace PosBtn Wgt ORSpdKTB Jockey SP
2024 · 1 run
07 Apr 24+184d Leopardstown Ballylinch Stud 'Priory Belle' Stakes (Fillies' Group 3) 7f · Heavy · 11 ran 8/11 1½ 9-2 9573A80A Gavin Ryan 16/1
2023 · 5 runs
06 Oct 23+48d Dundalk (AW) Irish Stallion Farms EBF Star Appeal Stakes (Listed) 7f · Standard · 14 ran 9/14 1¼ 9-0 97100B77A Gavin Ryan 12/1
19 Aug 23+23d Curragh Alpha Centauri Debutante Stakes (Fillies' Group 2) 7f · Good To Yielding · 8 ran 4/8 ¾ 9-2 —111A87A Gavin Ryan 12/1
27 Jul 23+41d Leopardstown Jockey Club Of Turkey Silver Flash Stakes (Fillies' Group 3) 7f · Soft · 6 ran 3/6 2¼ 9-2 —89A89B Gavin Ryan 9/2
16 Jun 23+19d Cork Irish Stallion Farms EBF Fillies Maiden 6f · Good To Yielding · 13 ran 1/13 9-2 —86C98A Gavin Ryan 8/11F
28 May 23 Curragh Tally Ho Stud Irish European Breeders Fund Fillies Maiden 6f · Good · 9 ran 3/9 nk 9-2 —70A93A Gavin Ryan 7/2

Quick answers

How many races has Mysteries won?
Mysteries (IRE) won 1 of 6 archived starts between 2023 and 2024, a strike rate of 16.7%. Placed 2 times in total (33.3% of starts).
Who trained Mysteries?
Mysteries (IRE) was trained by Donnacha Aidan O'Brien on the most recent run on record, at Leopardstown on 7 April 2024.
Who is Mysteries's sire?
Mysteries (IRE) is by No Nay Never (USA) out of Hand On Heart (IRE), whose sire is Mastercraftsman.
What is Mysteries's official rating?
The most recent official rating on record is 95, from the run on 7 April 2024. The highest on record is 97.
What is Mysteries's sire's record?
No Nay Never (USA)'s progeny in our archive have won 12.1% of 6,335 runs since Jan 2008 (707 horses), Flat and jumps together. Weakest on good to soft going: 9% from 612. Weakest over 1m5f – 2m (all codes): 7.6% from 185.
Who are Mysteries's siblings?
Out of Hand On Heart (IRE), Mysteries (IRE) has 1 other produce in our archive, 1 of them a winner. Most wins: Masterpainter (IRE) (1). Highest grade won: Class 5 (Masterpainter (IRE)). The wins came over 1m. As at Oct 2026.

Record shown from May 2023. Our archive holds racing in Great Britain, Ireland and France from January 2005. Runs in other countries are not in it, and earlier runs are not available from our data provider. In-running comments are available from 2024 onward.