Jester's Cap (ICE-324) - Ice Age
NOT LEGAL
StandardNOT LEGAL
FutureNOT LEGAL
HistoricNOT LEGAL
TimelessNOT LEGAL
GladiatorNOT LEGAL
PioneerNOT LEGAL
ExplorerLEGAL
ModernLEGAL
LegacyNOT LEGAL
PauperLEGAL
VintageLEGAL
PennyLEGAL
CommanderLEGAL
OathbreakerNOT LEGAL
StandardbrawlNOT LEGAL
BrawlNOT LEGAL
AlchemyNOT LEGAL
Pauper CommanderLEGAL
DuelNOT LEGAL
OldschoolLEGAL
PremodernLEGAL
Predh
, 
, Sacrifice this artifact: Search target player's library for three cards and exile them. Then that player shuffles.