Youve got to jump through some hoops to get the payoff get a creature worth animating into your graveyard, get Slimefoot and Squee from your command zone into the graveyard, have a Saproling on the battlefield, have four mana to activate Slimefoot and Squee from the graveyard at sorcery speed, and boompayoff
You can gain a disgusting amount of value by airbending your ally creatures, casting them again, and making 1/1 ally tokens
Bramblewood Paragon pairs perfectly with Growth-Chamber Guardian, turning them into 3/3 Squadron Hawks with trample rather than flying
Now I know that a ton of people out there abuse stuff like this too much, and I get it, but I like running these engines for lesser treasures
Some perfect fit sleeves can damage your cards (more on that later)