Pink wisps get your spikes hard

In the upcoming Sonic Colors, our beloved hedgehog will be able to run into and absorb abilities of different wisps and Sega have shed a bit of light on the pink wisps. When Sonic absorbs them he spikes will become harder and he will be able to stick onto walls and ceilings. Have a look at the screens below and try not to think of pink wisps that make spikes harder...