Every card in the Cube was carefully selected to be powerful in the environment and exciting to play with, and any homeworky notions of counting archetypes are easy to dismiss once you put fun game pieces in a players hands
After turning Torterra and friends into beasts that could reasonably dethrone Arceus itself, I then set about filling my bag with 999 Master Balls, 999 Rare Candies, 999 Exp Shares, and so on, no doubt obliterating Sinnohs economy in the process
They are just like creatures, except they usually don't take specific mana to summon: you can summon them with any mana you want
The deck is clearly very powerful and capable of applying a ton of pressure very quickly
Time travelling is a new mechanic in Universes Beyond: Doctor Who that lets you either add or remove a time counter on your suspended cards, allowing you to cast a whole host of cards at the same time for just seven mana
This aggressively inclined slant on mill works well with cards like Jace's Phantasm and Consuming Aberration that grow in step with the graveyards