For instance, the herbturn draught "transforms the imbiber into something verdant and plantlike", which might mean having your skin turning into armored bark, having your hair turn into photosynthetic leaves, turning you into an immoble and voiceless tree but also purging you of all curses and diseases up to and including lycanthropy once the transformation wears off, turning you into a dryad, turning you into a living dandelion seed that blows away on the wind, covering you in thorns, or turning your arm into a branch that grows a delicious healing fruit
and Smash fits that bill nicely, mostly because they deal damage to other cards for a relatively low cost
Advertisement The Commander format revolves around the titular commanders, and most players optimize their land count and curve to ensure they can cast the commander on time
Yeah, that would do the trick
That said, its probably seeing play only in Commander, unless you do some crazy Omniscience shenanigans in formats like Standard
If it's something you can spend mana on, it's a cost