Ser Kastro

Ser Kastro Running+Math Enthusiasts; Join us on a journey that fuses the energy of running w/ the allure of math

06/04/2026

Alay Takbo; Antipolo

19/03/2026

Best shot of last 5km of 60km Luneta to Tagaytay Ultramarathon 2026. Kudos to the videographer more power to your God given talent.

19/03/2026

Luneta to Tagaytay Ultramarathon 2026
60 Kilometers plus 4
10:39 Hours
Third Timer Finisher
To God Be All The Glory 🙌

Thank you very much!
RD Prince Multisport
📷 Bicolano Runner

Salamat sa mga nakasabay ko sa kalsada, di kayo nang-iwan. Yun lang iba talaga pag kalikasan na tumawag. 🤣🤣🤣

Tagumpay ng mga mandirigma ng kalsada. Sagot sa pamahal na gasolina,

Next

06/02/2026

711 Run 2026, Manila leg
32km
Unofficial time: 4:45 hours
Glory to God ☝️
Next Run L2T year3

Photo courtesy of .zion


Takbogala - Gala sa mataong pasyalan na may konting takbo. Let's Go!
25/12/2025

Takbogala - Gala sa mataong pasyalan na may konting takbo. Let's Go!

25/12/2025

Gala sa mataong pasyalan na may konting takbo. Let's Go!

24/12/2025

Yung nagmamadali pa ang may aberya sa huli.

02/12/2025

After 19 hours finally touchdown 95km Kaybiang Tunnel the longest road tunnel connecting Ternate Cavite and Nasugbu Batangas.
Event: ABDUM Andres Bonifacio Day Ultramarathon108km
Distance: 108 plus 2km budol
Unofficial time: 22 hours
Organizer: Run Mania Philippines Promotions and DGB Events Management
📷 Photo credit: RMA Photography
To God be all the Glory 🙏










Isang makasaysayan at mapayapang sagupaan ng mga mandirigma ng kalsada mula Silang hanggang Maragondon ABDUM 108km. Wa...
23/11/2025

Isang makasaysayan at mapayapang sagupaan ng mga mandirigma ng kalsada mula Silang hanggang Maragondon ABDUM 108km. Wala ng urungan to! - Serkastro (Marikina)

15/11/2025

MI3 Marikina to Imus 45km



Conquering 108k run from Silang to Maragondon Cavite.
08/11/2025

Conquering 108k run from Silang to Maragondon Cavite.

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Marikina City

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