Silly String: Virtual Booster

Okay buddy, this is [insert format here]    R  Enchantment Choose a format. Exile all cards illegal in that format. If an illegal card in that format other than Okay buddy, this is [insert format here] would be cast or enter the battlefield exile it instead.	What's the Point of This/ Seal Your Fate    U    Foe's Death    U  Artifact Creature Land – Changeling Avatar : Add to your mana pool. Foe's Death gets +1/+1 for each Place Holder you control. At the beginning of your upkeep target land becomes a copy of target artifact or creature. At the beginning of your upkeep target artifact becomes a copy of target land or creature. At the beginning of your upkeep target creature becomes a copy of target land or artifact. 4/4	Tutor's Tutor    U  Sorcery Search your library for a card that contains the text "Search your library for" and place it on top of your library.	Enemy Within    U  Spy Sorcery Turn all creatures face down. All face-down creatures have a morph cost of .	Old Fart    C  Creature – Hag During your upkeep put an age counter on Old Fart. Old Fart cannot be blocked by creatures with a converted mana cost less than the number of age counters on Old Fart. 2/3
The Power of Youth    C  Sorcery Creatures the youngest player controls gain +1/+1 and first strike until end of turn.	Grizzly Beard    C  Enchantment Creatures you control get +1/+1 if you have a bushy beard.	Free Zebra    C  Sorcery Put a 1/1 white zebra token into play for each plains you control from the Mirage block that contains a zebra in the art.	Aggrofail    C  Creature – Beast Defender Aggrofail can't block. Get ready for my turn 1 0/12 that sits here. 0/12	Tighty Whities    C  Enchantment – Aura Enchanted creature doesn't untap during its controllers untap step unless its power and toughness are both less than 3.
Good Eats    C  Instant Gain life equal to the number of suggested servings of the food you're currently eating.	Zom Bee    C  Creature – Zombie Insect Flying , sacrifice Zom Bee: Deal one damage to target creature. 1/1	The Birdie    C  Creature – Bird Flying If you give the finger to an opponent after you counter a spell of his or her's The Birdie becomes unblockable until the end of the turn. 1/1	Sexy Elf    C  Creature – Elf Druid If any opponent is staring at Sexy Elf you may begin counting to five. If any opponents do not look away when you reach five Sexy Elf gains non-basic landwalk. 2/2	Mountain    B  Basic Land – Mountain

Okay buddy, this is [insert format here] (rare)
What's the Point of This/ Seal Your Fate (uncommon)
Tutor's Tutor (uncommon)
Enemy Within (uncommon)
Old Fart (common)
The Power of Youth (common)
Grizzly Beard (common)
Free Zebra (common)
Aggrofail (common)
Tighty Whities (common)
Good Eats (common)
Zom Bee (common)
The Birdie (common)
Sexy Elf (common)
Mountain (basic)