Ravnica Allegiance

Lavinia, Azorius Renegade | Legendary Creature | Human Soldier | Each opponent can't cast noncreature spells with mana value greater than the number of lands that player controls. Whenever an opponent casts a spell, if no mana was spent to cast it, counter that spell. | Steven Belledin

Senate Guildmage | Creature | Human Wizard | {W}, {T}: You gain 2 life. {U}, {T}: Draw a card, then discard a card. | G-host Lee

Depose | Instant | | Tap target creature. Draw a card. | Sara Winters

Warrant | Instant | | Put target attacking or blocking creature on top of its owner's library. | Matt Stewart