『Unstable』のカード

《Entirely Normal Armchair》

（マナ・コストは存在しません）

Artifact

During your turn, if Entirely Normal Armchair is in your hand, you may hide it on the battlefield.
: Return Entirely Normal Armchair to its owner's hand. Only any opponent may activate this ability and only if he or she sees Entirely Normal Armchair.
, Sacrifice Entirely Normal Armchair: Destroy target attacking creature.