Discard effects won't win you the game, generally, but if you can keep your opponents from keeping anything worthwhile in hand, it makes your creature strategy easier
Neither Toil nor Council of the Soratami are that exciting as card draw effects however being instant is pretty huge for them, especially the Esper one
Kalitas, Traitor of Ghet I like Kalitas, Traitor of Ghet
This means you can run all the allies you want alongside her, regardless of color
Cyclonic Rift's effect is one-sided, which appeals greatly to players, and few effects can resist getting "bounced," seeing how indestructible, hexproof, and regeneration don't do anything against a mass bounce effect like this one
THE SHIP IS YOURS, CAPTAINTake a seat in the captains chair and engage with the unforgettable crews, adversaries, and starships of Star Treks many generations, from the bridge down to the lower decks ASSEMBLE YOUR OWN FEDERATIONSeek out strange new worlds and face moral quandariesbut when peace is threatened, send all hands to battle stations