Punctuate 
Instant
Punctuate deals damage to target creature equal to half the number of punctuation marks in that creature's text box. (The punctuation marks are ! ? , ; : - — ( ) / " " ' ' & .)
Legality
standardNOT LEGALpioneerNOT LEGALmodernNOT LEGALlegacyNOT LEGALvintageNOT LEGALcommanderNOT LEGAL