Complex sentence: Every hero has four abilities that may be acquired and upgraded as the hero gains experience and levels up.The heroes are somewhat re-skinned heroes of several other MOBA games (like League of Legends), however its innovative design make it stand out the most.
Split into simpler sentences: Every hero has four abilities that may be acquired and upgraded as the hero gains experience and levels up. Heroes abilities are often very similar to the ones of the characters of several other MOBA games, however its innovative design make it stand out the most.