NM-Mint, English, limit 4
See LSV's evaluation of this card, and every other card in Dragons of Tarkir, in his Limited and Constructed Set Reviews.
Color: BlueCard Text: Flying When Icefall Regent enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent. Spells your opponents cast that target Icefall Regent cost 2 more to cast.Rarity: RCost: 3UUPow/Tgh: 4/3Card Type: Creature - DragonArtist: David GarretName: Icefall RegentFinish: RegularCard Number: 058/264Set Name: Dragons of Tarkir