But it is theme that has allowed Lorcana to attract so much attention - the game is sold on its Disney flavor
I used to call this the white Titan
For tutor targets, one of the best is Unesh, Criosphinx Sovereign, which is sort of a hidden commander for the deck, supercharging all our sphinxes like Defiler of Dreams
For example, if you control The Ozolith ("Whenever a creature you control leaves the battlefield, if it had counters on it, put those counters on The Ozolith.") when Zack Fair's last ability resolves, you'll put the appropriate number of each kind of counter onto both The Ozolith and the target creature
Dice used must have equally likely outcomes and the roll must be fair
The logic of the scoring system is based on stuff like "real card prices", "prices in shandalar", "ai base value", "rarity" and other stuff