NHL Redux:
The 2018-19 NHL season ends with the St. Louis Blues winning their first championship upon having entered the NHL in 1967. A total of 87 NHL games were required to crown a champion in 63 days 3 hours 30 minutes in the Spring 2019 playoff season - three more games than last year (84 games).

NBA Redux:
The 2018-19 NBA season ends with the Toronto Raptors winning their first championship upon having entered the NBA in 1995. A total of 82 NBA games were required to crown a champion in 64 days 4 hours 43 minutes in the Spring 2019 playoff season - the same number of games as last year (82 games).

Game Comeback of the Spring 2019 Season:
The in-game comeback of the Spring 2019 playoff season was achieved by the Los Angeles Clippers, against the host Golden State Warriors on 15 April. The Clippers trailed Golden State by 23 points at halftime of their 2019 NBA Western Conference Quarterfinals Game 2, but rallied for the victory. In the history of best-of-7 NBA playoff games since 1947, inclusive, teams irrespective of site down 23 points at halftime had a game record of only 0-16 (.000). The 23-point halftime deficit surmounted by the Clippers is the second-largest halftime deficit surmounted in best-of-7 NBA playoff game history: In 2017, the Cleveland Cavaliers trailed the Pacers in Indiana by 25 halftime points in Game 3 of their Eastern Conference Quarterfinals series, but won.

Series Comeback of the Spring 2019 Season:
The in-series comeback of the Spring 2019 playoff season was achieved by the NHL San Jose Sharks, against the Vegas Golden Knights in the 2019 NHL best-of-7 Preliminary round. San Jose trailed Vegas 3-games-1 after four games of their series, but rallied to win the series 4-games-3.

2019 Ousters:
start (in Tampa Bay): 4/10, 7:11pmEDT
--- Preliminary round ---
Tampa Bay NHL: 4/16, 9:41pmEDT
Pittsburgh NHL: 4/16, 10:09pmEDT
Calgary NHL: 4/20, 12:49amEDT
Winnipeg (II) NHL: 4/20, 9:53pmEDT
Indiana NBA: 4/21, 3:34pmEDT
Detroit NBA: 4/22, 10:41pmEDT
Nashville NHL: 4/22, 11:55pmEDT
Orlando NBA: 4/23, 9:28pmEDT
Toronto NHL: 4/23, 9:33pmEDT
Brooklyn NBA: 4/23, 10:30pmEDT
Oklahoma City NBA: 4/24, 1:00amEDT
Vegas NHL: 4/24, 1:22amEDT
Utah NBA: 4/24, 10:24pmEDT
Washington NHL: 4/24, 11:31pmEDT
Los Angeles Clippers NBA, 4/27, 12:39amEDT
San Antonio NBA: 4/28, 12:36amEDT
--- Quarterfinals ---
New York Islanders NHL: 5/3, 9:35pmEDT
Columbus NHL: 5/6, 9:50pmEDT
Dallas NHL: 5/7, 11:58pmEDT
Boston NBA: 5/8, 10:27pmEDT
Colorado NHL: 5/8, 11:33pmEDT
Houston NBA: 5/10, 11:37pmEDT
Denver NBA: 5/12, 6:13pmEDT
Philadelphia NBA: 5/12, 9:33pmEDT
--- Semifinals ---
Carolina NHL: 5/16, 10:43pmEDT
Portland NBA: 5/20, 11:46pmEDT
San Jose NHL: 5/21, 10:35pmEDT (NHL Bronze)
Milwaukee NBA: 5/25, 11:12pmEDT (NBA Bronze)
--- Finals ---
Boston NHL: 6/12, 10:41pmEDT (NHL Silver)
Golden State NBA: 6/13, 11:54pmEDT (NBA Silver)
--- Champions ---
St. Louis NHL: 6/12, 10:41pmEDT (NHL Gold)
Toronto NBA: 6/13, 11:54pmEDT (NBA Gold)

BEST-OF-7 FEATURES
Articles on best-of-7 series phenomena.