At its core, the strategy is about building a well-oiled machine consisting of three parts, a steady supply of sacrifice fodder, a way to kill those creatures for free, and Blood Artist effects that punish your opponents every time one of your creatures hits the bin
Some of these, however, are harder to find than others
Gruul has a fair number of haste matters cards like Samut, Vizier of Naktamun and trample matters cards like Quartzwood Crasher
You will need to alternate between Psydrive and Psychic Sphere while adding more Energy to the mon, and I dont recommend putting them into your Active Spot until they have at least five Energy on them, so you can at least use Psybeam twice in a row and hopefully sweep through your opponents Pokemon and get ahead of them in terms of Prize Points
Enchantment Recursion (CTRL to add secondary) Removal Avacyn's Judgment Madness (If you discard this card, discard it into exile
Whats your go-to MTG booster product