
Xanathar, Guild Kingpin | Legendary Creature | Beholder | At the beginning of your upkeep, choose target opponent. Until end of turn, that player can't cast spells, you may look at the top card of their library any time, you may play the top card of their library, and you may spend mana as though it were mana of any color to cast spells this way. | Kieran Yanner
5.0 LSV

Krydle of Baldur's Gate | Legendary Creature | Human Elf Rogue | Whenever Krydle of Baldur's Gate deals combat damage to a player, that player loses 1 life and mills a card, then you gain 1 life and scry 1.
Whenever you attack, you may pay {2}. If you do, target creature can't be blocked this turn. | Bryan Sola
4.0 LSV

Tiamat | Legendary Creature | Dragon God | Flying
When Tiamat enters the battlefield, if you cast it, search your library for up to five Dragon cards not named Tiamat that each have different names, reveal them, put them into your hand, then shuffle. | Chris Rahn
3.5 LSV