Thieves' Tools 
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When Thieves' Tools enters the battlefield, create a Treasure token (A Treasure is an artifact with "
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, Sacrifice this artifact: Add one mana of any color.").
Equipped creature can't be blocked as long as its power is 3 or less.
Equip
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(
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: Attach to target creature you control. Equip only as a sorcery. This card enters the battlefield unattached and stays on the battlefield if the creature leaves.).