A Little Off Target: Sometimes, like in miscuts, cards will shift while they're getting their corners trimmed
The alternative is that my attacker goes unblocked, and that can either make an opponent dead or I can sacrifice the attacker myself in the post-combat main phase
Set Number 162 Language Italiano Legal Formats Alchemy, Brawl, Commander, Competitive Brawl, Historic, Legacy, Modern, Pioneer, Standard, Timeless, Vintage Rulings (9/19/2025) If a creature has in its mana cost, X is 0 when determining its mana value.
One other subtle strength here is the degree of control you can have over exactly when cards are milled, and how many (assuming you have painlands or other unrestricted self-damage sources)
Estimated based on community opening data