Madeline the fourth Queen

Eminence:— whenever a player games Life they gain double the life and the next ability they activate twice. All players have an upkeep of pay to {2} you have an upkeep of pay 2 life.
{p/r}{p/r}: Exile a token you control gain 3 life.
{p/g}{p/g}: if a token enters the battlefield gain 2 life.
{p/w}{p/w}: Target player gains 8 life.
{p/u}{p/u}: discard any number of cards gain that much life.
{p/b}{p/b}: sacrifice a creature gain 8 life.
{p/c}{p/c}{8}: all players lose half their life rounded up.