Rule 103.4 · Starting the Game
Each player begins the game with a starting life total of 20. Some variant games have different starting life totals.
Subrules
In a Two-Headed Giant game, each team’s starting life total is 30.
In a Vanguard game, each player’s starting life total is 20 plus or minus the life modifier of their vanguard card.
In a Commander game, each player’s starting life total is 40.
In a two-player Brawl game, each player’s starting life total is 25. In a multiplayer Brawl game, each player’s starting life total is 30.
In an Archenemy game, the archenemy’s starting life total is 40.