My Universe, My Rules: Virtual Booster

[-] [+]
15 random cards from the set.
You could alternatively have a booster in the usual rarity pattern.
 R 
Legendary Creature – Wizard
When Harry enters the battlefield arrange the cards in your library.
You may no longer shuffle your library.
When you would draw a card, your opponent may choose to have you put it on the bottom of your library and draw the next card instead – not re-triggering this ability.
 C 
Instant
Remove target creature from the game and place it into its owner's command zone.
(Cards in the command zone are face up, and their owner may cast them as though they were in their hand, as long as they pay an additional cost of {2} for each time it has been placed in the command zone from play.)
Sorcery
Cast a spell from outside of the game, that you do not own.
 R 
Legendary Creature – Mana
Green mana is legendary.
Each player may have no more than 1 green mana in their pool at a time; if they would add more, they must first exile their choice of the new mana or the old.
1/1
 C 
Creature – Knight
Schtummkopf-killendead cannot attack.
Whenever a player speaks, unless they are announcing a game action or querying game state, Schtummkopf-killendead deals 2 damage to them.
On condition that they do so...?
No. No deals.
2/2
 C 
Enchantment
All creatures gain +2/+2 and lose all other words.
(They have no abilities, no type other than 'creature', and no name.)
Numbers aren't words.
Creature – Insect
Sacrifice ~: Create a 1/1 white flying beetle token.
2/2
 R 
Instant
Until end of turn all creature abilities with {t} in their cost, have 'sacrifice this creature' instead.
Sorcery
Control all creatures until end of turn.
You may not attack this turn.
 R 
Un Artifact
When someone wins the game, they win an additional game for each charge counter on Doubling Cube.
{2},{t}: Doubling Cube gains a charge counter for each one already on it, to a minimum of 1. Any player may use this ability.
(Players may concede in response, before the counters arrive...)
 R 
Instant
Target spell is replaced by a random non-land card from another player's collection.
 R 
Enchantment
{2}:Destroy a random permanent. Any player may use this ability.
It blew itself up again, sir. And everything else.
 M 
Sorcery
Each player in turn reveals the top card of their library and casts it (without paying the cost) or puts it into play (if it is a land).
Repeat this X times.
I bet my deck can beat up your deck.
 R 
Enchantment
Enchant Player
Creatures enchanted player controls may not leave play unless they die.
 R 
Sorcery
Until end of turn you may cast creature spells that are not legal in the format.
Why didn't I think of this before..?

Harry, Planner (rare)
Swords to Generals (common)
Luggage Ravelment (none)
Alot of Mana (rare)
Schtummkopf-killendead (common)
Simplification (common)
Card126992 (none)
Last Gasp (rare)
Wrath of Duck (none)
Doubling Cube (rare)
Apples to Elephants (rare)
Meteor Shower (rare)
Warp warp (mythic)
Debounce (rare)
Un Summon (rare)