Command the Chaff

{4}{U}{U}

Instant

CMB2Mystery Booster Playtest Cards 2021#18rare
Border
black
Frame
2015
Pull rate
~1 in 121
Illustrator
George Fan
Found in
Mystery Booster Booster Pack (Convention Edition - 2021)
Printings2
CommanderNot legalModernNot legalStandardNot legal
Format legality
AlchemyNot legal
BrawlNot legal
CommanderNot legal
Competitive BrawlNot legal
DuelNot legal
Future StandardNot legal
GladiatorNot legal
HistoricNot legal
LegacyNot legal
ModernNot legal
OathbreakerNot legal
Old SchoolNot legal
PauperNot legal
Pauper CommanderNot legal
PennyNot legal
PioneerNot legal
PreDHNot legal
PremodernNot legal
StandardNot legal
Standard BrawlNot legal
TimelessNot legal
Tiny LeadersNot legal
VintageNot legal
Look at target opponent's sideboard. You may cast a card from that sideboard without paying its mana cost. Exile Command the Chaff.
Market · per finishspark updated 11h ago · prices as of 2026-07-12
Nonfoil+0.0%
$0.20
$0.05 low$0.04 gap
Cheapest playable copy$0.20· across 2 printings

Rulings

5 · latest Nov 12, 2019 · one tap opens all
  • WotCNov 12, 2019

    If a spell has {X} in its mana cost, you must choose 0 as the value of X when casting it without paying its mana cost.

  • WotCNov 12, 2019

    If you cast a card “without paying its mana cost,” you can’t choose to cast it for any alternative costs. You can, however, pay additional costs. If the card has any mandatory additional costs, such as that of Tormenting Voice, you must pay those to cast the card.

  • WotCNov 12, 2019

    In a Limited event, each card a player opened (in a Sealed Deck event) or drafted (in a Booster Draft event) is their sideboard.

  • WotCNov 12, 2019

    You can’t play land cards from that sideboard.

  • WotCNov 12, 2019

    You must cast the sideboard card you wish to cast while Command the Chaff is resolving. You can’t cast it later in the turn.