What happened: Báez opened his career with consecutive multi-homer at-bats. His third homer later in the game completed the unprecedented debut.
Why it matters: The three-homer performance immediately placed Báez in the MLB record book. It also turned his first major-league game into a defining career milestone.
By the numbers: 3 home runs; 3 consecutive at-bats; first player in MLB history with three home runs in a debut.
What to watch: His follow-up game will offer the first look at how opposing pitchers adjust.