It both fuels your graveyard and lets you bring insects and lands back, which is some great internal synergy
But when you actually try to play it, they are not official tournaments in the official Pokmon circuit, and the new online customer (Pokmon TCG Live) doesnt offer you a chance to play the format (there is something called Expanded Beta that has been in, well, beta phase for almost two years and nobody understands what it is)
The nice thing about making a tailgate worth of Biovisionaries is that its not too far off your gameplan in quite a few Simic decks, so youre not contorting your strategy around a convoluted combo
Find them in Sewer Frames, unleashing intense ninja action through Source Material cards and kicking shell with Japanese Showcase cards
All the way back at the beginning, you have the Base, Jungle, Fossil and Gym Heroes sets