Research Research Research: After deciding which of your cards are potential candidates for grading, thoroughly research current graded and non-graded prices
If you have some way to cycle through your deck really fast (not impossible for Mandy with her card draw and Research cards removing themselves), then you might be able to do a Three Aces test more than once
Its combination of disruption and pressure makes it a nasty threat to see early
So, any time a land goes into play under your control, you'll exile the top card in your deck and may play it for as long as it is exiled
In the case of Sefris, its a three step process of self-mill, venturing into dungeon rooms, and finally returning a big Creature back from your Graveyard
You can even combine them with Tri-Brigade cards from Phantom Rage , Blazing Vortex , and Lightning Overdrive to create a cool hybrid strategy