Decimate

(Start the game with this conspiracy face up in the command zone.) Your minimum deck size is reduced by five.

(Start the game with this conspiracy face up in the command zone.) Draw an additional hand of seven cards as the game begins. Before taking mulligans, shuffle all but one of your hands into your library.

Hidden agenda (Start the game with this conspiracy face down in the command zone and secretly choose a card name. You may turn this conspiracy face up any time and reveal that name.) Spells with the chosen name you cast cost 1 less to cast.

Hidden agenda (Start the game with this conspiracy face down in the command zone and secretly choose a card name. You may turn this conspiracy face up any time and reveal that name.) Whenever you cast an instant or sorcery spell with the chosen name, you may copy it. You may choose new targets for the copy.

Hidden agenda (Start the game with this conspiracy face down in the command zone and secretly choose a card name. You may turn this conspiracy face up any time and reveal that name.) Creatures you control with the chosen name have haste.

Counter target spell. Its controller draws a card. Draw a card.

Hidden agenda (Start the game with this conspiracy face down in the command zone and secretly choose a card name. You may turn this conspiracy face up any time and reveal that name.) Whenever you cast an instant or sorcery spell with the chosen name, you may draw a card.

Hidden agenda (Start the game with this conspiracy face down in the command zone and secretly choose a card name. You may turn this conspiracy face up any time and reveal that name.) Each creature you control with the chosen name enters with an additional +1/+1 counter on it.