You could pull an entire combo package back out of the bin so you can make a second attempt to win the game
Beza, the Bounding Spring Bria, Riptide Rogue Byrke, Long Ear of the Law Dragonhawk, Fate's Tempest Eluge, the Shoreless Sea Glarb, Calamity's Augur Helga, Skittish Seer Hugs, Grisly Guardian Kitsa, Otterball Elite Lumra, Bellow of the Woods Maha, Its Feathers Night Ral, Crackling Wit Rottenmouth Viper Season of Gathering Season of Loss Season of Weaving Season of the Bold Season of the Burrow Stormsplitter The Infamous Cruelclaw Warren Warleader Ygra, Eater of All
Dreamborn Muse Cards that mill the whole EDH table are reasonably rare, so the fragile Dreamborn Muse and its constant mill every upkeep has its place
Rather than build Frog as an engine and discard outlet for Atraxa reanimation synergies, Frog now represents a draw engine and tempo piece that can be set up for a Murktide Regents Delve mechanic
Like Seasons Past, the card is slow, durdly, and needs to be built-around