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Act of Heroism

{1}{W}

Instant

HOUHour of Devastation#1common

"On every plane, there are those who run toward danger." —Gideon Jura

Finishes
Nonfoil · Foil
Border
black
Frame
2015
Pull rate
about 1 per booster–1 in 652
Illustrator
Magali Villeneuve
Found in
Hour of Devastation MTGO Redemption Foil · Hour of Devastation MTGO Redemption · 2 more
Printings2EDHREC rank#17,271
CommanderLegalModernLegalStandardNot legal
Format legality

Constructed

StandardNot legal
PioneerLegal
ModernLegal
LegacyLegal
VintageLegal
PauperLegal

Commander

CommanderLegal
Pauper CommanderLegal
Duel CommanderLegal
PreDHNot legal
OathbreakerLegal
Tiny LeadersLegal

Arena

AlchemyNot legal
HistoricNot legal
TimelessNot legal
BrawlNot legal
Standard BrawlNot legal
Competitive BrawlNot legal
GladiatorNot legal

Other

PremodernNot legal
Old SchoolNot legal
Penny DreadfulLegal
Future StandardNot legal
Untap target creature. It gets +2/+2 until end of turn and can block an additional creature this turn.
Market · per finishspark updated 24h ago · prices as of 2026-08-29
Nonfoil-5.9%
$0.16
$0.01 low$0.00 gapTCGplayer
Foil0.0%
$0.10
$0.09 low$0.01 gapTCGplayer
Cheapest playable copy$0.04· across 2 printings· view the cheapest printing ›

Rulings

4 · latest Mar 16, 2018
  • WotCMar 16, 2018

    Act of Heroism can target an untapped creature. It still gets +2/+2 and can block an additional creature.

  • WotCMar 16, 2018

    The effects of Act of Heroism are cumulative. If multiples resolve targeting the same creature, that creature can block that many additional creatures this turn.

  • WotCMar 16, 2018

    Untapping an attacking creature doesn't remove it from combat.

  • WotCMar 16, 2018

    You can cast Act of Heroism even if the target creature won't be able to block right away, perhaps because you're the attacking player.