Ludwig de 14.

{1}{g}: Put a vigilance counter on Ludwig. Ludwig
becomes a Human peasent with base power and toughness 3/4.
{3}{g}: If Ludwig is a Peasent, put a lifelink counter
on Ludwig and Ludwig becomes a Human Duke
with base power and toughness 7/8.
{4}{g}{g}: If Ludwig is a Duke put a trample on
Ludwig, Ludwig gains undying and Ludwig
becomes a Human King with power and thoughness
14/14.