Sure, you could be safer and only choose 2, but youll feel lousy 25% of the time when you get nothing and youll never hit the 3% Omniscience by playing it safe
Skulk (This creature can't be blocked by creatures with greater power.) When this creature enters, target creature an opponent controls doesn't untap during its controller's next untap step
At the precipice of its arrival, Edge of Eternities may not be the set I would have imagined or directly requestedthat honour would go to a proper take on Kamigawa and Samurai at long lastbut it has certainly piqued my interest more than I expected a space opera set could
Need a hate piece
The Landscape cycle are solid options for budget color fixing, especially as they still tap for mana
Then, when you crack the Memory Jar, your opponent takes a bunch of damage from Megrim from discarding cards, and you simply draw into more tutors, Memory Jars, and fast mana