"We've gathered data that shows that even the current Vancouver mulligan isn't doing as good of a job as it could be in providing a competitive starting point for both players." Reasons to use MTG Mulligan rules It's pretty obvious that you should mulligan if you draw a bad opening hand
If you do, change target in its text to each.) Spells of madness often require a sacrifice of sanity

16% allow NFC miscut onto a filler card 6% allow 44% allow Factory miscut, probably a make-ready Wasn't in the original poll, I'd estimate around 30% allow Factory miscut 93% allow NFC miscut cut by hand with pinking shears Wasn't in the original poll, I'd estimate around 70% allow Factory miscut at the edge of the sheet 16% allow Ink error 82% allow NFC miscut Wasn't in the original poll, I'd estimate around 85% allow Factory miscut 32% allow as Misdirection 1% allow as Vernal Equinox Sheet layout error, given the wrong text file 31% allow as Drudge Skeletons 2% allow as Swamp Test print with a white back Wasn't in the original poll, I'd estimate around 5% allow A normal card on the front, the back is upside down 79% allow A normal card on the front, this is the back 8% allow Mini card produced by World's Smallest 29% allow Square corners 21% allow Test print with the new frame and a lower mana cost 65% allow Ink error 63% allow Factory miscut 32% allow Factory miscut 45% allow as Plains 9% allow as Malakir Soothsayer Factory miscut 90% allow Missing all yellow and magenta ink, and half the black on the border Wasn't in the original poll, I'd estimate around 15% allow NFC miscut Wasn't in the original poll, I'd estimate around 60% allow Factory miscut and double-printed 16% allow as Snow-Covered Forest 2% allow as Snow-Covered Island 1% Notice that it's actually a regular Forest on the left and the poll options were wrong

That mightve caught you off guard
How wrong I was