Herald's Horn [The List]

Herald's Horn [The List]Set: The List Type: Artifact Rarity: Uncommon Cost: {3} As Herald's Horn enters the battlefield, choose a creature type. Creature spells you cast of the chosen type cost {1} less to cast. At the beginning of your upkeep, look at the top card of your library. If it's a creature card of the chosen type, you may reveal it and put it into your hand.

Discard a creature card: Return target creature card from your graveyard to your hand

it deals 1 additional damage to that permanent or player

In some cases

Set: Time Spiral Timeshifted Type: Legendary Creature — Human Rarity: Rare Cost: {3}{G}{W} "Peace must prevail

Set: Amonkhet Prerelease Promos Type: Enchantment Rarity: Rare Cost: {3}{B}{B} Zombies you control get +1/+1

Set: Throne of Eldraine Prerelease Promos Type: Legendary Creature — Elf Noble Rarity: Rare Cost: {B}{B}{B} Whenever Ayara

Remove any number of storage counters from Subterranean Hangar: Add {B} for each storage counter removed this way

Set: Commander 2017 Type: Creature — Vampire Assassin Rarity: Rare Cost: {2}{B} {4}{B}{B}: Exile target creature and put a +1/+1 counter on Dark Impostor

Set: Unglued Type: Legendary Creature — Human Gamer Rarity: Rare Cost: {2}{G}{G} {4}: You may put a creature card from your hand onto the battlefield

Lethal damage dealt to creatures you control is determined by their power rather than their toughness

Set: Jumpstart Type: Artifact Creature — Gargoyle Rarity: Uncommon Cost: {3} Defender (This creature can't attack

Whenever you cast a spell that targets Tenth District Legionnaire