For Azurite Sea , we envisioned a magical field guide aesthetic, as if the cards were pages pulled directly from the lorebooks of the Illumineers on their travels
Wait no, hes a +1/+1 counter commander that cares about colors
The problem with the card is that the best thing to be doing in a game often devolves into cloning, stealing or reanimating Primeval Titan, and the players that arent playing one or ways to benefit from one being in play are left far, far behind
Aside from there being some solid options for Bird cards in Bant, like Derevi, Empyrial Tactician, there are also cards like Murmuring Mystic and Flurry of Wings that can create Bird tokens for you
This is a pretty nice idea that resembles the ninjutsu of old and could open up a very intriguing design space revolving around bouncing and re-casting creatures
Free cards are so much better than cards you have to pay for, and being able to land this on turn five (or earlier) is sure to make you a target, but could also make you unstoppable