Xenos, the Contrast

When you cast a Human spell you may create
a 1/1 blue Human

{3}{u}{r}{g}{t} Other Humans you control gain +3/+3 and trample until end of turn

Whenever a Human you control dies you may pay
{3} if you do create a copy of that creature the copy
is non-Legendary if the chosen creature is Legendary, you may cast the copy without paying its mana cost