The 2025 League of Legends Championship of The Americas Cross-Conference North Split 3 (LTA) is the third of its kind and under Fearless Draft rules, organized by Riot Games. This competition will feature the best teams from North America.

Tournament Format

Rounds 1-3 will be a Pick & Play format and all matches are best-of-three. Round 1's matchups will be based on the final standings from Split 2.; for rounds 2-3, worst-record teams accordingly will choose their better-record opponents and teams can only face each other once during the first three rounds. After round 3, Top 4 teams shall begin in the Upper Bracket 4. The bottom 4 teams shall begin in the Lower Bracket Round 4.

Rounds 4-5 will be a double-elimination bracket and all matches are best-of-five. The Best-record teams accordingly will choose their worse-record opponents. The bottom 4 teams are eliminated (2 from each round in the Lower Bracket).

Round 6 will be a Single-Elimination bracket and all matches are best-of-five. The upper bracket round 5 winners and best-record teams among the remaining 3 teams in roun 5 will advance to the Worlds Qualifying Series. The winners will secure the 1st seed at Regional Finals tournament and also qualify for 2025 World Championship. The winners will secure the 3rd seed at Regional Finals tournament. The losers are eliminated.