Don't get me wrong, I'm not any happier that Esper SentinelEsper Sentinel, a card with a $30 price tag and annoyance as a mechanic, is what will eventually take it over
#5: Hypergenesis While Hypergenesis has been banned in Modern in every single event, with the lone exception of the Magic Online Streamers Showdown event that debuted the format and the SCG CON flavor of self-evident No Banned List fun, there was a time the card was legal in Moderns precursor, Extended
Thassa's Emissary Thassa's Emissary has one of the most expensive bestow costs and is a strong bestow card
The Wandering Minstrel's ability is a replacement effect, meaning it will always make lands enter untapped, even if they come to the battlefield tapped as a part of its clause, such as with Reach the Horizon
Not so with Library of Alexandria
Making all your nonland permanents five-color does some niche cool things, like turn Iridian MaelstromIridian Maelstrom into a Plague WindPlague Wind, Infinite Guideline StationInfinite Guideline Station into a hand refill, and Jared CarthalionJared Carthalion into an incredible pump spell