Operations are usually very very good a this park, they all got headsets and everything. Velocicoaster hits like 60 second intervals pretty consistently.
Velocicoaster and Hagrid's are both amazing rides, but I would add the Hulk to that list too.
Islands of Adventure Must-Rides:
Velocicoaster
Hagrid's
Incredible Hulk Coaster
Spiderman
Jurassic Park River Adventure (although it closes January 5th, 2026 until November of next year-MAJOR referb)
Harry Potter and the Forbidden Journey
Those are just the best rides there in my opinion, but there are more rides that are good too.
Universal Studios Orlando Must-Rides:
Harry Potter and the Escape from Gringotts
Revenge of the Mummy
Transformers the Ride: 3D (not a must-ride, but pretty good in my opinion)
Those are the must-rides I would say, but there are other rides there that are good too
Single Rider: Universal uses Single Rider Lines, and they save quite a bit of time. But I will say Velocicaoster Single Rider will not save you much or any time at all. Plus, the regular queue line is super cool and much better than the Single Rider Line. So don't use the Single Rider Line on Velocicoaster. But, every other ride will definitely save time going in the Single Rider Line. Mummy, Gringotts, Hulk, and DEFINITELY Hagrid's will save you time. Now the Single Rider Line does often skips big portions of the queue theming, so if that matters to you I would recommend doing the regular line the first time. But after that if you want to save time and don't necessarily care about seeing the lien again, then go ahead and do Single Rider. Hagrid's Single Rider Line is amazing, and can save you tons of time!!! Now if you are a huge HP fan, then you might want to go in the regular line, but otherwise do Single Rider. The wait was a posted 125 minute wait and we waited 10. Such a time-saver. Sometimes the line can be hard to find off of the regular queue, but it is there. The Single Rider Line may be closed, but if you just step over the chain and go down there they don't say anything and just let you go. That's my biggest hack at Universal: USE THE SINGLE RIDER LINES!!!
That's all I got right now, but if you have more questions feel free to ask!!