^But well done on not going everyone's usual route of "vote for what I've been on" method. IE, why those comparison polls currently ongoing will only ever be bollocks.
Off topic made up example to highlight a point:
25. Sonic Spinball vs 74. T-Express
Winner: Sonic Spinball 37-2 because we're a bunch of absolute morons
Back on topic:
Colossos. I haven't been on Swarm, but having ridden something not entirely dissimilar (Raptor, though Swarm looks marginally better), I highly doubt it would even come close.