Way back in the day, people used to play with a ton of those "artifact" cards -- you remember, Icy Manipulator, Winter Orb, Juggernaut, Mirror Universe -- even the five Mox brothers had a night at the opera
Even today, Wrath of God is the standard staple by which modern sweepers are compared
Theres card draw and pressure, but more importantly, Yshtola works as a powerful value engine once you stack it with auras like Curiosity and Sigil of Sleep
The most interesting applications come from forcing challenges with cards that gain benefits from being challenged or banished
Also, draw a card and maybe bounce a thing
Blue has it unconditionally, black lets you trade life for it, green often bases it on your creatures, and red has you discard cards in exchange for a draw, but white has almost nothing