Swarm Intelligence

Cards similar to Swarm Intelligence:

Invasion of Arcavios // Invocation of the Founders

Battle — Siege // Enchantment

(As a Siege enters, choose an opponent to protect it. You and others can attack it. When it's defeated, exile it, then cast it transformed.)
When Invasion of Arcavios enters, search your library, graveyard, and/or outside the game for an instant or sorcery card you own, reveal it, and put it into your hand. If you search your library this way, shuffle.

Invocation of the Founders

Whenever you cast an instant or sorcery spell from your hand, you may copy that spell. You may choose new targets for the copy.

7.5 /10

$0.19

Pyromancer Ascension

Enchantment

Whenever you cast an instant or sorcery spell that has the same name as a card in your graveyard, you may put a quest counter on Pyromancer Ascension.
Whenever you cast an instant or sorcery spell while Pyromancer Ascension has two or more quest counters on it, you may copy that spell. You may choose new targets for the copy.

7 /10

$0.44

Double Stroke

Conspiracy

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.

10 /10

$0.22

Bill Potts

Legendary Creature — Human (2/4)

Whenever you cast an instant or sorcery spell that targets only Bill Potts or activate an ability that targets only Bill Potts, copy that spell or ability. You may choose new targets for the copy. This ability triggers only once each turn.
Doctor's companion (You can have two commanders if the other is the Doctor.)

3.5 /10

$0.14

Cursed Recording

Artifact

Whenever you cast an instant or sorcery spell, put a time counter on Cursed Recording. Then if there are seven or more time counters on it, remove those counters and it deals 20 damage to you.
: When you next cast an instant or sorcery spell this turn, copy that spell. You may choose new targets for the copy.

4.6 /10

$0.15

Geist of Regret

Creature — Spirit (5/5)

Flying
When Geist of Regret enters the battlefield, put a random instant card from your library into your graveyard. Then put a random sorcery card from your library into your graveyard.
Whenever you cast an instant or sorcery spell from your graveyard, copy that spell. You may choose new targets for the copy.

10 /10

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