Jet Medallion [Commander 2014]Set: Commander 2014 Type: Artifact Rarity: Rare Cost: {2} Black spells you cast cost {1} less to cast.

That creature gains haste until end of turn

Set: Onslaught Type: Enchantment Rarity: Rare Cost: {2}{G} Whenever you cast an enchantment spell

Set: Ixalan Prerelease Promos Type: Sorcery Rarity: Mythic Cost: {5}{R}{R} Destroy target land

Set: Core Set 2019 Type: Creature — Elf Warrior Rarity: Rare Cost: {1}{G} Whenever Thorn Lieutenant becomes the target of a spell or ability an opponent controls

It turns prey into predator

"A rift opened

you may have its controller create a 1/1 white Warrior creature token that's tapped and attacking

but knowledge is a skeleton key

Set: Diamond & Pearl: Majestic Dawn Type: Metal Rarity: Holo Rare Retreat cost: Colorless

Set: EX: Crystal Guardians Type: Item Rarity: Common

but we must unite the flesh

Wolf of Devil's Breach deals damage to target creature or planeswalker equal to the discarded card's mana value