Swallow Whole (uncommon)
Exile target creature if its toughness is less than the greatest toughness among creatures you control. You gain life equal to the difference.
Sewer Skimmer (common)
Creature — Bat Horror
Whenever Sewer Skimmer deals combat damage, exile up to that many cards from a single graveyard.
Sewer Skimmer has deathtouch as long as it's attacking a player with an empty graveyard.
Indiscriminate Slaughter (rare)
Choose a creature at random. Destroy all other creatures.
See You Tomorrow (rare)
Return target attacking creature to its owner's hand. Its controller skips his or her postcombat main phase.
Heart's Desire (mythic rare)
If you would search your library for a card or cards, search for twice as many cards that fit the search criteria instead.
Kaya, Kingslayer (mythic rare)
Legendary Planeswalker — Kaya
+1: Each opponent loses 1 life and you gain 1 life.
-3: Exile target creature until Kaya, Kingslayer leaves the battlefield.
-6: You get an emblem with Creatures can't attack Kaya planeswalkers you control.
Cranky Hydra (rare)
Creature — Hydra
When Cranky Hydra enters the battlefield, choose X. You may choose the same mode more than once —
* Put a +1/+1 counter on Cranky Hydra.
* Cranky Hydra deals 1 damage to target player.
* Destroy target artifact or enchantment.
Ral, Living Experiment (mythic rare)
Legendary Planeswalker — Ral
+2: Discard a card. If you do, draw two cards.
0: Instant and sorcery spells you cast cost 1 less to cast this turn.
-9: Take an extra turn after this one. During that turn, whenever you cast an instant or sorcery spell, copy it. You may choose new targets for the copy.
Target creature gets +2/+2 and gains vigilance until your next turn.
Curse of Apprehension (uncommon)
Enchantment — Aura Curse
Creatures enchanted player controls can't attack or block alone.