Im sure you can find cards that are equally bad as my worst card
For Ursula's Return, the Starter Decks are focused around two synergies
More importantly, you'll notice a trend if we look back at flashback and other split cards: to make the cards fair, Wizards tends to increase their mana cost or ever so slightly decrease the effect of the card
Cards[] Excluded[] Six cards from Beta are excluded: [3] Contract from Below, Darkpact, and Demonic Attorney (use of ante) Crusade (culturally offensive) Earthbind (sexual imagery) Weakness (ableist imagery) This must have been a late decision because the cards numbered #131 and #428 are replaced with an extra Sol Ring
Building a sideboard requires active participation in the format and more critical thinking than anywhere else in MTG
There's also a lot of effects that modify scry now, potentially enough to build scry focused decks and then just run these as buffs