Tolaria West Tolaria West is the cleanest answer to what is the best Transmute card? It is a land when you need a land, and a tutor when you need a specific 0-mana card
The low mana cost makes it viable in a wider array of decks than Fact or Fiction however the actual draw is worse being more easily disrupted and digging less far, not to mention devoid of a chance to get more than 3 cards
Illustrated by Darius Zablockis Standard Not Legal Alchemy Not Legal Pioneer Not Legal Historic Not Legal Modern Not Legal Brawl Not Legal Legacy Legal Comp
There are various ways to use this effect, such as buffing a wide board of Snakes once each before crashing in, or buffing a single Snake, ideally your commander, up multiple times and attacking for lethal thanks to commander damage
It's a big hulking body that flies as well
Or you can cast it on your creature later in the game to make it indestructible