It took just one month and one major event for Flash to be banned from Legacy, after one of the most warped, broken Grand Prix in Magic history
A 2 mana 2/2 creature that can be played in response to a fetchland like Wooded Foothills, a watered down version like Fabled Passage or Terramorphic Expanse, a ramp spell like Three Visits, or another means of cheating cards into play like Kodama of the East Tree in order to ramp out one Plains card from your deck is already good value
Equip Legendary Artifact - Equipment Bilbo's Ring During your turn, equipped creature has hexproof and can't be blocked
Token decks already love a one-sided wipe, and leveraging artifact tokens or lifegain is a common sub-strategy in white decks as is
And it might be even better in Commander
The former has a powerful, classic effect for Green cards, drawing you cards equal to the greatest power among creatures you control on its first turn, and on the second, it earthbends X, where X is the number of cards in your hand