20/05/2026
Official Event/Finisher Shirt & 75KM Finisher Windbreaker Jacket proudly made by Rylmnlph.
💜 75KM • The Ultra Warrior
For those who went beyond limits and conquered the longest distance.
🖤 50KM •The Resilient Runner
For those who stayed strong when the race got tougher.
💛 25KM • The Brave Beginner
For those who took the first bold step into the ultra journey.
Different distances. One mindset: FINISH STRONG💪
👉Early Bird Registration is still ongoing.
Register now and secure your slot!
Register here⬇️
https://racetechph.com/raceinfoview/runcaster-ultramarathon-2026
19/05/2026
"Every strong race starts with strong support. "💪
We are grateful to announce our first set of confirmed sponsors for Runcaster Ultramarathon Year 3.
Rylmnlph
Atoy Customs
Immuni
Angel's Pizza
Thank you for believing in our vision and for supporting the ultra running community.
More valued partners to be announced soon.
Register here⬇️
https://racetechph.com/raceinfoview/runcaster-ultramarathon-2026
📢Stay tuned for more updates. Follow our page for announcements.
09/05/2026
IT’S OFFICIAL: REGISTRATION IS NOW OPEN!🔥
This is where endurance is tested and ultra runners are made.
💪Push your limits
💪Conquer every kilometer
💪Finish stronger than ever
EARLY BIRD RATES:
• 25KM – ₱1,799
• 50KM – ₱2,799
• 75KM – ₱3,599
📍 Imus Grandstand, Imus Cavite
📅 October 3–4, 2026
⏳ Limited early bird slots only — secure yours now before rates go up!
Register here⬇️
https://racetechph.com/raceinfoview/runcaster-ultramarathon-2026
📢Stay tuned for more updates. Follow our page for announcements.
Atoy Customs
Royal MNL
29/04/2026
We are proud to introduce the NEW 75KM Category in the Runcaster Ultramarathon Series.
More distance.
More endurance.
More stories to tell.
From passion to perseverance—this is your next ultramarathon milestone.
Step up. Show up. Finish strong. 🏁
Stay tuned for full race details and registration updates.
24/04/2026
Ready to take your running to the next level?
Step into the ultimate test of endurance and discover how far you can go.
Mark your calendars: October 3–4, 2026. Your ultramarathon journey begins!