Cormier, a two-time Olympian and American Kickboxing Academy product, defeated the Australian Palelei, a former UFC and PRIDE fighter, via first round submission due to strikes.
The win improved Cormier's record to 6-0. He made his pro MMA debut in September 2009, and five of his first six fights have ended in the first round.
Cormier has a multi-fight agreement with Strikeforce, although he has only fought for them three times so far.
Another Strikeforce and American Kickboxing Academy fighter, Mike Kyle, was victorious on the card. Kyle defeated Steve Oliver via first round TKO.
Below are the full results, courtesy of FightNewsAustralia.com.
Daniel Cormier defeated Soa Palelei via TKO, Round 1
Jim Yorke defeated Lucas Browne via TKO, Round 2
Mike Kyle defeated Steve Oliver via TKO, Round 1
Xavier Lucas defeated Yuki Sasaki via KO, Round 5
Peter Graham defeated Yusuke Kawaguchi via TKO (elbows), Round 1
Nathan James defeated James Vainikolo via Submission (rear-naked choke), Round 1
Joe Muir defeated Andrew Profilli via TKO (Cut)
Corey Nelson defeated Tuirangi Abraham via TKO
Ric Messerschmidt defeated Fred Chahroura via submission (rear-naked choke)
Steven Kennedy defeated Rod Staader via TKO
Renato Vieira defeated Shabe Kafo via Submission (armbar)
Chris Lofts defeated Andy MacKenzie via TKO