The dragon fell into a pool of radioactive waste, he was hunting another much smaller dragon as it dove towards the pool of glowing green waste. The big dragon was catching up quickly but then the small dragon did a turn and the bigger dragon splashed into the pool. Quickly he was contaminated and things began to change. His fire breathing skills now became a green fire that melted anything. His scaled were shifted in a dark green and his insides changed into glowy green. He came out of the pool with a vicious expression. He could now hunt anything and they would not be able to run. He was the ultimate dragon now