Halfdane (229) [Legends]Set: Legends Type: Legendary Creature Shapeshifter Rarity: rare Cost: {1}{W}{U}{B} At the beginning of your upkeep, change Halfdane's base power and toughness to the power and toughness of target creature other than Halfdane until the end of your next upkeep.

Set: Arabian Nights Type: Creature — Human Rogue Rarity: rare Cost: {2}{R}{R} {1}{R}{R}

Set: The List Type: Artifact Rarity: rare Cost: {6} When this artifact enters

copy each of those spells twice

Set: Magic Premiere Shop 2005 Type: Basic Land — Forest Rarity: common ({T}: Add {G}

Set: Commander 2017 Type: Artifact Rarity: rare Cost: {4} As this artifact enters

Sacrifice a creature: Search your library for a creature card with mana value equal to 1 plus the sacrificed creature's mana value

Set: War of the Spark Promos Type: Legendary Planeswalker — Davriel Rarity: uncommon Cost: {2}{B} At the beginning of each opponent's upkeep

Set: Mirrodin Besieged Type: Sorcery Rarity: rare Cost: {X}{G} Search your library for a green creature card with mana value X or less

Set: Crystal Guardians Rarity: Ultra Rare

Set: Innistrad Type: Creature — Dragon Rarity: mythic Cost: {5}{R}{R} Flying Whenever this creature deals combat damage to a player

Set: New Capenna Commander Promos Type: Sorcery Rarity: rare Cost: {3}{W}{W} Destroy all creatures with no counters on them

Set: Tenth Edition Type: Instant Rarity: rare Cost: {5}{W} Double target player's life total