Impulsivity
Tracked across real Commander games played through TurnZero HQ.
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What it does
When this creature enters, you may cast target instant or sorcery card from a graveyard without paying its mana cost. If that spell would be put into a graveyard, exile it instead.
Encore 7 ({7}{R}{R}, Exile this card from your graveyard: For each opponent, create a token copy that attacks that opponent this turn if able. They gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery.)
Rulings
11 official rulings, in the order Wizards published them.
- 2025-11-17
Since you are using an alternative cost to cast the spell, you can't pay any other alternative costs. You can, however, pay additional costs, such as kicker costs. If the card has any mandatory additional costs, you must pay those.
- 2025-11-17
If you choose to cast the instant or sorcery card, you do so while Impulsivity's first ability is resolving and still on the stack. You can't wait to cast it later in the turn. Timing restrictions based on the card's type are ignored.
- 2025-11-17
The tokens copy only what's on the original card. Effects that modified that creature when it was previously on the battlefield won't be copied.
- 2025-11-17
Opponents who have left the game aren't counted when determining how many tokens to create.
- 2025-11-17
If the spell you cast has X in its mana cost, you must choose 0 as the value of X when casting it without paying its mana cost.
- 2025-11-17
Exiling the card with encore is a cost to activate the encore ability. Once you announce that you're activating it, no player may take actions until you've finished. They can't try to remove the card from your graveyard to stop you from paying the cost.
- 2025-11-17
If one of the tokens somehow is under another player's control as the delayed triggered ability resolves, you can't sacrifice that token. It remains on the battlefield indefinitely, even if you regain control of it later.
- 2025-11-17
If one of the tokens can't attack for any reason (such as being tapped), then it doesn't attack. If there's a cost associated with having it attack, you aren't forced to pay that cost, so it doesn't have to attack in that case either.
- 2025-11-17
Encore is an activated ability that functions from the graveyard. "Encore [cost]" means "[Cost], Exile this card from your graveyard: For each opponent, create a token that's a copy of this card that attacks that opponent this turn if able. The tokens gain haste. Sacrifice them at the beginning of the next end step. Activate only as a sorcery."
- 2025-11-17
Each token must attack the appropriate player if able.
- 2025-11-17
If an effect stops a token from attacking a specific player, that token can attack any player, planeswalker, or battle, or not attack at all. If the effect stops the token from attacking a specific player unless a cost is paid, you don't have to pay that cost unless you want to attack that player.
Rulings are Wizards of the Coast's own, mirrored from Scryfall and refreshed nightly.
In the 99
Every deck whose current list includes Impulsivity, whatever its commander.
Most played under
| Commander | Decks | Games | Win rate |
|---|---|---|---|
| Ashling, the Limitless | 2 | 10 | 20% |
| Horde of Notions | 1 | 0 | — |
Colors it shows up in
- Five-Color 3 decks
Every version of Impulsivity
2 printings, newest first. Prices are the market figures Scryfall publishes, refreshed nightly — a printing with no figure shows a dash rather than a zero, because Scryfall genuinely publishes none for some of them.

Lorwyn Eclipsed Commander
- Normal
- $0.29

Extended Art
Lorwyn Eclipsed Commander
- Normal
- $0.34
Prices from Scryfall, which tracks the TCGplayer and Cardmarket markets. They move daily and are a guide rather than a quote. Search TCGplayer for Impulsivity — a name search across every version, for the printings TCGplayer publishes no direct link to.
Aggregated from Commander games tracked in TurnZero HQ. Every figure counts decks and games only — no individual deck list, player or playgroup is identified. Win rates are withheld below 5 completed games, where the sample is too small to mean anything.