There are wheel cards, the subject of this ranking, then theres also the action of wheeling in Draft
Watermark: Dimir Illustrated by Livia Prima Standard Not Legal Alchemy Not Legal Pioneer Legal Historic Legal Modern Legal Brawl Legal Legacy Legal Comp
I mean, he's not good , but he's a 5/5 that costs four mana to summon
Pteramander, Spectral Sailor, and Brineborn Cutthroat do offer some of that Mono-Blue Aggro touch, but for the most part its looking like the usual suspects of cantrips, counterspells, and card advantage are the story of the blue column
It was, of course, not so hot in practice
If Rottenmouth Viper leaves the battlefield before its triggered ability resolves, use the number of blight counters that were on it as it last existed on the battlefield to determine how many times each opponent must make the listed choice