CARDFIGHT!! VANGUARD - Season 3 - Eps 4: Missing Link
Tohya's opponent in Los Angeles is Sam, who placed 3rd in Deluxe USA. He hints that his investigation suggests that Masanori could be involved with Uniformers. In order to gain more information, Tohya challenges Sam and his Blue Deathsters to a fight with an intent to win.
About CARDFIGHT!! VANGUARD

Title: CARDFIGHT!! VANGUARD
First Air Date: 2021-04-03
Last Air Date: 2025-03-29
Status: Returning Series
Rating: 6.4/10 (from 8 votes)
Language: JA
Seasons: 8
Total Episodes: 102
Network: TV Tokyo TV Aichi TVQ TV Osaka TVh TSC
Genres: Animation, Action & Adventure
Production Companies: Kinema Citrus, Gift-o'-Animation, Studio Jemi, Bushiroad
Synopsis
Third-year middle school student Yu-yu Kondo lives in Kanazawa city of the country of Kaga. Being unable to reject requests, Yu-yu often gets caught up in his sister's hobbies. When Yu-yu could no longer bear it and ran away from home, he was saved by Megumi Okura. Megumi invites Yu-yu to the Night Amusement Park "Wonder Hill" where her friends gather. The amusement park is where many youths of the Vanguard-centric group "Team Blackout" gather. And this is how Yu-yu encounters Vanguard and was drawn in by the appeal of Vanguard and the world and friends he had never seen before.