WASP Rev.
According to Orion themselfs the Wasp is incredible, they also claim that it is possible to keep the engine full throttle in the air for 30 seconds, without failure (Nurnberg toyfair, where they had a stand).
The revolutionary part is only seen on the internet, I've never seen one of these engines run on the track......

Ninja by GRP.
evolutionary improvements?.....
What are they then, beside a nice story on internet, are there any pictures of the internal parts?......
Again, I've never seen any of these engines run on the track, and the season is starting......