It gives you an out to losing the game
Vraska has the chops to make the top three cards in her color
The downside of granting your opponents an additional land is one you shouldn't take lightly and if playing against Izzet or Simic decks, but this card gives you the chace to get cards like Ouroboroid, Badgermole Cub, and Slickshot Show-Off out of play before they have the chance to do any real damage
Theyre back now, even if theyre at rare, and come in prices ranging from $11 to $24.96, with Emerald Medallion as the cheapest and the rest at similar prices at the higher end of the price range
There are also event cards with a counter effect
Insects fall decidedly on the former end of that spectrum, represented mechanically by their ability to swarm the battlefield in large numbers, and generally pose a nuisance to your opponent