Dryya, Greatest of the Knights

When Dryya, Greatest of the Knights enters the battlefield, she deals damage equal to her power to every creature you do not control
{t}{x}{x}{x}: Create a 4/4 mantis traitor token that your opponent controls with “when this creature dies, put +{x}/+{x} onto creature named Dryya, Greatest of the Knights
{t}: Dryya has your choice of double strike, first strike, menace, or deathtouch next turn.