The Black Hole Amoeba is a creature that can be found in 32% of all verses. They can survive in space without oxygen and is actually hurt by oxygen.
They can traverse through Black Holes without any damage dealt on their body. The creatures are passive, but get hostile if it is hurt too much.
Black Hole Amoeba can ram themselves into ships if they are threatened. The Amoeba can destroy even the most shielded ships with no trouble. It can also produce sounds of up to 300 GHz, which can destroy ships, planets and even stars with ease.