Sigil of Valor
The Brothers' War Retro Artifacts (BRR #116z)
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CMCardmarket
Foil
€89.96
MPMana Pool
Foil
$542.87
TCTCGplayer
Foil
$213.90
CKCard Kingdom
Normal
$0.35
Foil
$0.49
Sigil of Valor
CMC: 2
Type
Artifact — Equipment
Rules Text
Whenever equipped creature attacks alone, it gets +1/+1 until end of turn for each other creature you control.
Equip 
(: Attach to target creature you control. Equip only as a sorcery.)
Printing
The Brothers' War Retro Artifacts (BRR #116z)
uncommon
Illustrated by Dan Murayama Scott