I think first and foremost, its finding the right IPs that are great adjacencies to what Magic fans might appeal to or what Magic might appeal to another fan base
If you have enough tokens, you can draw some cards
The number of Treasure tokens is also dripping with flavorwhen Smaug dies in The Hobbit (sorry, spoiler alert), Thorin Oakenshields company of thirteen Dwarves, plus Bilbo the burglar, split Smaugs treasure horde into fourteen shares
Blockbacker X EARTH Level 7 [ WarriorEffect ] ATK 1600 DEF 2700 You can Special Summon this card (from your hand) by returning 1 "U.A." monster you control to the hand, except "U.A
Also, we recommend something like Asceticism, which is a five-mana enchantment that stops your creatures from being targeted by spells or abilities, and lets you pay some mana to regenerate a creature if its going to die
Some monsters cannot be Normal Summoned or Set (even with Tributes), and must be Special Summoned via their stipulated effects