Murders at Karlov Manor

Reenact the Crime | Instant | | Exile target nonland card in a graveyard that was put there from anywhere this turn. Copy it. You may cast the copy without paying its mana cost. | Daarken

Ill-Timed Explosion | Sorcery | | Draw two cards. Then you may discard two cards. When you do, Ill-Timed Explosion deals X damage to each creature, where X is the greatest mana value among cards discarded this way. | Aaron J. Riley

Kellan, Inquisitive Prodigy | Legendary Creature | Human Faerie Detective | Flying, vigilance Whenever Kellan, Inquisitive Prodigy attacks, destroy up to one target artifact. If you controlled that permanent, draw a card. | Joshua Raphael

Leyline of the Guildpact | Enchantment | | If Leyline of the Guildpact is in your opening hand, you may begin the game with it on the battlefield. Each nonland permanent you control is all colors. Lands you control are every basic land type in addition to their other types. | Daarken