The one issue with this card in the deck is that it has no evasion
Marvel, Kamala Khan Nashi, Searcher in the Dark Necromancer's Familiar Nerd Rage Nezumi Shortfang Nezumi Shortfang Nicol Bolas Nihilistic Glee No Rest for the Wicked No-Regrets Egret (playtest) Oath of Lim-Dl Phial of Galadriel Plan the Heist Power Without Equal Price of Knowledge Quest for the Nihil Stone Ragamuffyn Rakdos Pit Dragon Rekindled Flame Roaring Furnace // Steaming Sauna
Most people run three or even two of certain legendary cards in their decks for this reason
As he stated on the official Magic: The Gathering website, hed actually designed a card game in 1982 called Five Magics, the design and mechanics of which were greatly inspired by tabletop games like Dungeons & Dragons and Cosmic Encounter
The combination of mass creature removal and a growing token army makes Toxrill incredibly difficult to play against, especially for decks reliant on creatures
That does mean these strong cards are fair game: Most of the cards that were released with Mythical Archives are powerful and iconic, but they weren't exactly pushing the limits of what the format could take