Luxior is intended as a cool build-around so you can turn your planeswalkers into creatures and beat your opponent with them
No other ink has access to this quality (or quantity) of card draw, making amethyst the go-to ink for control shells
Furthermore, at the beginning of your upkeep, you gain X life and draw X cards based on how many of your permanents your opponents control
That'll include one of every "drop" in the Smitten Superdrop, in both foil and non-foil editions (where applicable)
Creature - Horror Gonti, Lord of Luxury Deathtouch When Gonti enters, look at the top four cards of target opponent's library, exile one of them face down, then put the rest on the bottom of that library in a random order
The cause is simple - it works very nicely in the 99 cards for Y'shtola, Night's Blessed, the highly anticipated new face commander for the Final Fantasy XIV precon