Multiverse Design Challenge: Virtual Booster

Umbra Stalker    M  Boss Planeswalker – Horror When this boss is defeated, exile Umbra Stalker, then each opponent returns their graveyards to their hands. +2Each opponent loses 1 life. Gain 1 life for each life opponents lose this way. -2Destroy target creature. 8	Challenge # 009    U    Design two creatures whose abilities hose each other or seem like opposites, and yet at the same time would work well together in a deck.	Shriek of the Horde    U  Sorcery Destroy target land. Then, if you discarded a card named Shriek of the Horde this turn, add to your mana pool. Flashback (You may cast this card from your graveyard for its flashback cost. Then exile it.)	Judged by Namuginga    U  Instant – Spirit Warrior Return target creature that has been dealt damage this turn to its owners hand. Return a creature from your graveyard to your hand. He ranks the spirits of the dead on the basis of their worthiness.
Planar Chauvinist P    C  Creature – Human When Planar Chauvinist comes into play, you may have it deal 2 damage to target player. 2/1	Mutato Devil    C  Creature – Demon Beast Whenever you gain life, put a +3/-1 counter on target creature you control and that creature becomes a Mutant. , Sacrifice Mutato Devil: For each creature type among creatures you control, Mutato Devil deals 1 damage to target creature or player. 2/7	Flighty Ambassador    C  Creature – Faerie Advisor Whenever a creature is blocking or blocked by Flighty Ambassador, it gains flying until end of turn. Ooh! Ooh! And you need sparkles, too! And streamers! Lots of streamers! 2/2	Challenge # 031    C  Challenge The current (real) Magic card types are instant, sorcery, creature, land, enchantment, artifact, and planeswalker. Wizards likes to include Tribal, but let's face it, it's not really a type like the others. Design a new card type.
Pirate Raid    C  Sorcery Destroy target artifact. Booty (Whenever a creature you control deals damage to an opponent, you may pay . If you do, return this from your graveyard to the battlefield, else exile it.)	Knight of the Foam    C  Creature – Illusion Knight Whenever a creature an opponent controls becomes the target of a spell or ability, that player may pay . If that player does not, return that creature to it's owner's hand. 2/2	Soul Soother    C  Creature – Human Cleric When you cast Soul Soother, you gain 1 life. Reincarnate (You may cast this spell from the battlefield for its Reincarnate cost.) 1/2	Diffuse Essence    C  Enchantment You may cast either side of Diffuse Essence Creatures you control get +0/+1. : Flip Diffuse Essence and attach it to a creature you control. Concentrated Essence    C  Enchantment – Aura : Flip Concentrated Essence. Enchanted creature gets +2/+0.
Deep Digger Dwarf    C  Creature – Dwarf Miner , : Deal 1 damage to target player. If you do, gain a gem counter. Exile a gem counter: Deep Digger Dwarf gets +2/+2 until end of turn. 2/2	Gravely Ill Titan    C  Creature – Big Dumb Giant Fragile (Any amount of damage dealt to this creature is enough to destroy it) Whenever Gravely Ill Titan enters the battlefield or attacks, you and target opponent put a 2/2 black Zombie creature token onto the battlefield. 6/6	Challenge # 032    B  Challenge Design a card/cards themed around a frog or other semi-aquatic creature.	Shapeshifter  T  Token Creature – Shapeshifter You may have this enter the battlefield as a copy of any creature on the battlefield. 0/0

Umbra Stalker (mythic)
Challenge # 009 (uncommon)
Shriek of the Horde (uncommon)
Judged by Namuginga (uncommon)
Planar Chauvinist (common)
Mutato Devil (common)
Flighty Ambassador (common)
Challenge # 031 (common)
Pirate Raid (common)
Knight of the Foam (common)
Soul Soother (common)
Diffuse Essence (common)
Deep Digger Dwarf (common)
Gravely Ill Titan (common)
Challenge # 032 (basic)
Shapeshifter (token)