Mira, Simic Envoy

Evolve, hexproof
At the beginning of your upkeep, you may
pay {x}{g}{u}. If you do, create a token that's a copy of target creature with converted mana cost X, then that token deals damage equal
to its power to Mira, Simic Envoy.
"Nature doesn't recognize guilds. Let us create
the future together."