{chant of stifang} or {pemmin's aura} on an evolve creature like {gyre sage}, {renegade krasis} or {fathom mage}.
They'll evolve with every creature you cast.
{sensory deprivation} could work too.
Even {fleeting distraction}
Skifsang is realllly good with things that bring in several 1/1 tokens. {agorophobia} would be a must in this line of evolving