Sacrifice [Collectors’ Edition]Set: Collectors Edition Type: Instant Rarity: Uncommon Cost: {B} As an additional cost to cast this spell, sacrifice a creature. Add an amount of {B} equal to the sacrificed creature's converted mana cost.

Enchanted creature doesn't untap during its controller's untap step

evinced in solid and shade

Set: Modern Horizons Type: Instant Rarity: Rare Cost: {G}{W} Search your library for a creature card

knock you down

Set: Unlimited Edition Type: Artifact Rarity: Uncommon Cost: {1} As Black Vise enters the battlefield

Whenever another creature enters the battlefield

Feedback deals 1 damage to that player

Where dragons once roared

Search your library for up to that many land cards

Set: Pro Tour Collector Set Type: Enchantment — Rarity: Rare Cost: {1}{G} At the beginning of your draw step

Set: Unlimited Edition Type: Enchantment Rarity: Rare Cost: {G} You may play any number of lands on each of your turns

"When elephants fight it is the grass that suffers