Natural Selection (The Spectacular Spider-Man)

"Natural Selection"
The Spectacular Spider-Man episode
Lizard and Spider-Man fight. Lizard's design and personality, as well as the fast paced fight sequences, were heavily praised by critics.[1]
Episode no.	Season 1 Episode 3
Directed by	David Bullock
Written by	Matt Wayne
Production code	S1E03[2]
Original air date	March 15, 2008 (2008-03-15)
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"Natural Selection" is the third episode of the animated television series The Spectacular Spider-Man, which is based on the comic book character Spider-Man, created by Stan Lee and Steve Ditko. In the episode, Spider-Man must face the scientist he was working for, Curt Connors, who has been mutated into an anthropomorphic lizard by a serum designed to regrow his missing arm.

"Natural Selection" was written by Matt Wayne, known for his work on Justice League Unlimited, and was the first time he had done so for The Spectacular Spider-Man. David Bullock directed it. "Natural Selection" originally aired on March 15, 2008, on the Kids WB! block for The CW network, and met overwhelmingly positive reviews from critics, who praise it for its action sequences, narrative direction, and the new design for Lizard.