This card's meteoric rise from around $75 makes it the biggest mover on the list.
Its a redundant piece worth running, though
You lose out on gaining life for everyone elses creatures entering, but you more than make up for that in being able to turn your otherwise walled-off utility creatures and curve-outs into actual threats
Each of those mechanics explored a new space, doing things we hadn't done before
Having this extra card filtering for the lategame, where we might be slightly flooding or for the turns where we want to plot, is just a nice small advantage to gain from an early play
Since its printing, Liliana of the Veil has been a staple in Magic, popping up across most formats and ripping cards from your opponent's hands ever since