Siphon Insight

Look at the top two cards of target opponent’s library. Exile one of them face down and put the other on the bottom of that library. You may play the exiled card for as long as it remains exiled, and you may spend mana as though it were mana of any color to cast that spell.
Flashback

Wrangler of the Damned

Flash
At the beginning of your end step, if you haven’t cast a spell from your hand this turn, create a 2/2 white Spirit creature token with flying.

Metamorphic Blast

Spree (Choose one or more additional costs.)
+ — Until end of turn, target creature becomes a white Rabbit with base power and toughness 0/1.
+ — Target player draws two cards.

Reanimate

Put target creature card from a graveyard onto the battlefield under your control. You lose life equal to its mana value.

Lumbering Laundry

: Until end of turn, you may look at face-down creatures you don’t control any time.
Disguise (You may cast this card face down for as a 2/2 creature with ward . Turn it face up any time for its disguise cost.)

Unscrupulous Agent

When Unscrupulous Agent enters, target opponent exiles a card from their hand.

Hansk, Slayer Zealot

At the beginning of your upkeep, target opponent creates three Walker tokens. (They’re 2/2 black Zombie creatures.)
: Hansk, Slayer Zealot deals 2 damage to target creature.
Whenever a Zombie an opponent controls dies, draw a card.

Syr Ginger, the Meal Ender

Syr Ginger, the Meal Ender has trample, hexproof, and haste as long as an opponent controls a planeswalker.
Whenever another artifact you control is put into a graveyard from the battlefield, put a +1/+1 counter on Syr Ginger and scry 1.
, , Sacrifice Syr Ginger: You gain life equal to its power.

Syr Ginger, the Meal Ender

Syr Ginger, the Meal Ender has trample, hexproof, and haste as long as an opponent controls a planeswalker.
Whenever another artifact you control is put into a graveyard from the battlefield, put a +1/+1 counter on Syr Ginger and scry 1.
, , Sacrifice Syr Ginger: You gain life equal to its power.

Syr Ginger, the Meal Ender

Syr Ginger, the Meal Ender has trample, hexproof, and haste as long as an opponent controls a planeswalker.
Whenever another artifact you control is put into a graveyard from the battlefield, put a +1/+1 counter on Syr Ginger and scry 1.
, , Sacrifice Syr Ginger: You gain life equal to its power.

Syr Ginger, the Meal Ender

Syr Ginger, the Meal Ender has trample, hexproof, and haste as long as an opponent controls a planeswalker.
Whenever another artifact you control is put into a graveyard from the battlefield, put a +1/+1 counter on Syr Ginger and scry 1.
, , Sacrifice Syr Ginger: You gain life equal to its power.

Thopter Architect

Whenever an artifact you control enters, target creature gains flying until end of turn.

Scrapwork Rager

When Scrapwork Rager enters, you draw a card and you lose 1 life.
Unearth (: Return this card from your graveyard to the battlefield. It gains haste. Exile it at the beginning of the next end step or if it would leave the battlefield. Unearth only as a sorcery.)

Undermountain Adventurer

Vigilance
When Undermountain Adventurer enters, you take the initiative.
: Add . If you’ve completed a dungeon, add six instead.

Carefree Swinemaster

Whenever Carefree Swinemaster attacks, you may pay . If you do, create a 2/2 green Boar creature token that’s tapped and attacking.

Undermountain Adventurer

Vigilance
When Undermountain Adventurer enters, you take the initiative.
: Add . If you’ve completed a dungeon, add six instead.

Spectacular Showdown

Put a double strike counter on target creature, then goad each creature that had a double strike counter put on it this way. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)
Overload (You may cast this spell for its overload cost. If you do, change “target” in its text to “each.”)

Undermountain Adventurer

Vigilance
When Undermountain Adventurer enters, you take the initiative.
: Add . If you’ve completed a dungeon, add six instead.

Spectacular Showdown

Put a double strike counter on target creature, then goad each creature that had a double strike counter put on it this way. (Until your next turn, those creatures attack each combat if able and attack a player other than you if able.)
Overload (You may cast this spell for its overload cost. If you do, change “target” in its text to “each.”)