Who said "Death cannot claim one as immortal as I shall become."?

This quote is attributed to Dr. Robotnik.

Death cannot claim one as immortal as I shall become. - Dr. Robotnik

"Death cannot claim one as immortal as I shall become."

Dr. Robotnik Death

"I am the world's greatest scientific genius!"

"Sonic, you blue pest, I'll get you yet!"

"Roboticize the world!"

"Science is the key to ultimate power."

"Death doesn't scare me anymore."

"Death and I are old friends."

"Welcome to my world."

"Death is just the beginning."