Promo cards are never in regular booster packs as of right now
Ark of Hunger triggers whenever a card leaves our graveyard
For more information on Pokmon Trading Card Game: Rumble, and to find out how to connect to download the WiiWare title, go to: www.pokemonrumble.com I may be getting a copy of the game, so if and when I do, Ill do a more in depth review and give it away to someone

At time of this writing, the top 10 most used colorless artifacts that draw cards for Commander decks, per EDHREC, are: Mind Stone Casting Cost: 2 Type: Mana rock Commander's Sphere Casting Cost: 3 Type: Mana rock/draw utility Skullclamp Casting Cost: 1 Type: Equipment, draw utility The One Ring Casting Cost: 4 Type: Legendary Artifact, draw utility Herald's Horn Casting Cost: 3 Type: Cost reduction/draw utility Sensei's Divining Top Casting Cost: 1 Type: Deck manipulation Idol of Oblivion Casting Cost: 2 Type: Draw utility Vanquisher's Banner Casting Cost: 5 Type: Creature buff/draw utility Lifecrafter's Bestiary Casting Cost: 3 Type: Scry/draw utility Mystic Forge Casting Cost: 4 Type: Deck manipulation Modern Artifact Draw Top 10 The Modern format is known for its fast-paced and innovative playstyles

Cards that "represent negative play patterns and interactions that you generally shouldn't spring on unsuspecting opponents", and which would probably be banned if uncards were made legal