Twilight Sparkle is thematic for a "group hug" deck, which means that you're going to give your opponents a lot of opportunities to draw cards and yourself a lot of opportunities to get Treasure
Hangarback Walker and Sludge Crawler are our other mana sinks
Im already minimizing my sorcery speed plays, and activating Alchemists Refuge at the end of their turn to play a Thragtusk gives them a window to resolve a big Sphinxs Revelation
Its a creature deck at heart and can easily run over tables with a wide board full of 5/5 creatures with flying, haste, first strike, vigilance, unblockable, and whatever other keywords you can jam in
After Invert, theres a fairly marked shift in power level, with cards in the next tier being far more likely to see the light of day in Constructed
4 Demonfire Theres no way I can top Gerard Fabianos Demonfire story: In all seriousness, this is actually supposed to be Rakdos's Return, but theres no way I could talk about the best Rakdos cards and not at least mention Demonfire