He also brings a competitive aspect to the game buffing your in-play Princess characters
If you have enough elves, Lathril, Blade of the Elves might as well turn them sideways and deal 10 damage to everybody
Of course, this can be used to save that creature from removal, or to simply ambush your foes with the various strong ETB effects that Wizard cards are home to
Sacrifice after III.) I Return each creature that isn't a Kraken, Leviathan, Merfolk, Octopus, or Serpent to its owner's hand
Brian Schneider, the head developer during Future Sight (not to be confused with the set's lead developer, which was Mike Turian) came up with the idea of having a cycle of slivers that each granted a new keyword to its fellow slivers
: For now Sliver Queen is the only Sliver completely out of reach (for budget reasons), so it is left out of our build