Sam is an older, heavier man with short blond hair and blue eyes, which are normally kept closed.
He wears typical business attire, a suit and tie outfit with slacks, suspenders and shoes.
Sam appears to be a goodhearted scientist at first, aiding David Shield throughout his career. However, Sam believes his work warrants a reward and desperation lead him to betray David and throw in with the criminals.
Both scientists attend the I-Expo's reception party, but its invaded by Wolfram's Crew. David and Sam are both seemingly taken hostage and escorted to the Storage Room. There, David and Sam work together to unlock the slot holding the Quirk Amplification Device. A device that the two scientists developed in the past but got confiscated by I-Island's higher-ups.
David and Sam staged this villain attack to get the Quirk Amplifier back. David believed they hired fake villains, but Melissa catches up to them thanks to Izuku Midoriya and his friends fighting their way through the tower. It turns out that Sam hired real villains and betrayed David's trust to ensure he'd be properly compensated for all his research.
Wolfram appears and decides to keep his end of their deal by shooting Sam. David jumps in the way of the bullet, saving's Sam's life.
|Families and Civilians|
|Asui Family||Beru Asui • Ganma Asui • Samidare Asui • Satsuki Asui • Tsuyu Asui|
|Bakugo Family||Katsuki Bakugo • Mitsuki Bakugo • Masaru Bakugo|
|Iida Family||Tensei Iida • Tenya Iida|
|Jiro Family||Kyoka Jiro • Kyotoku Jiro • Mika Jiro|
|Midoriya Family||Hisashi Midoriya • Inko Midoriya • Izuku Midoriya|
|Shimura Family||Tenko Shimura • Hana Shimura • Nana Shimura • Kotaro Shimura|
|Todoroki Family||Enji Todoroki • Fuyumi Todoroki • Natsuo Todoroki • Rei Todoroki • Shoto Todoroki • Toya Todoroki|
|Tsukauchi Family||Makoto Tsukauchi • Naomasa Tsukauchi|
|Shield Family||David Shield • Melissa Shield|
|Haimawari Family||Koichi Haimawari • Shoko Haimawari|
|Oguro Family||Iwao Oguro • Tamao Oguro|
|Skyline Family||Christopher Skyline • Pamela|
|Civilians||Daikaku Miyagi • Eri • Komari Ikoma • Kota Izumi • Luminescent Baby • Miyashita • Saito • Samuel Abraham • Takuto • Tamashiro • Teruo Hazukashi • Tsubasa • Yokumiru Mera|