Kroxa, Titan of Death's Hunger [Theros Beyond Death Prerelease Promos] Shadows over Innistrad Tokens for example

for example

Set: International Collectors' Edition Type: Land — Mountain Plains Rarity: Rare ({T}: Add {R} or {W}

you may search your library for an enchantment card with mana value 3 or less

Set: The Dark Type: Creature — Elf Druid Rarity: Uncommon Cost: {G} {T}: Add {B}

Set: Mystery Booster Type: Creature — Elf Druid Rarity: Rare Cost: {1}{G} {T}: For each color among permanents you control

Kroxa, Titan of Death's Hunger [Theros Beyond Death Prerelease Promos] Shadows over Innistrad Tokens for exampleSet: Theros Beyond Death Prerelease Promos Type: Legendary Creature Elder Giant Rarity: Mythic Cost: {B}{R} When Kroxa enters the battlefield, sacrifice it unless it escaped. Whenever Kroxa enters the battlefield or attacks, each opponent discards a card, then each opponent who didn't discard a nonland card this way loses 3 life. Escape{B}{B}{R}{R}, Exile five other cards from your graveyard. (You may cast this card from your graveyard for its escape