Wall of Wood [Alpha Edition]Set: Alpha Edition Type: Creature Wall Rarity: Common Cost: {G} Defender (This creature can't attack.) Everybody knows that to ward off trouble, you knock on wood. But usually it's better to make a wall out of the wood and let trouble do the knocking.

except it doesn't copy that creature's color and it has this ability

Set: POP Series 8 Type: Fighting Rarity: Rare Retreat cost: Colorless

Set: EX: Team Rocket Returns Type: Colorless Rarity: Rare Retreat cost: Colorless

Set: Urza's Destiny Type: Artifact Creature — Masticore Rarity: Rare Cost: {4} At the beginning of your upkeep

You may reveal a creature card from among them and put it into your hand

Set: Platinum: Arceus Type: Fire Rarity: Promo Retreat cost: Colorless

Set: Platinum: Base Set Type: Grass Rarity: Ultra Rare Retreat cost: 0

destroy Frostbite

Set: World Championships 2011 Type: Su Rarity: Uncommon

Set: Iconic Masters Type: Legendary Creature — Phyrexian Praetor Rarity: Mythic Cost: {5}{W}{W} Vigilance

Phyrexian prophecies glowed on the Tree of Tales

" —Inscription on Tel-Jilad