As an additional cost to cast this spell, sacrifice an artifact.Search your library for an artifact card, put that card onto the battlefield, then shuffle.
Enchant creatureAt the beginning of the upkeep of enchanted creature's controller, that player sacrifices that creature unless they pay .When Slow Motion is put into a graveyard from the battlefield, return Slow Motion to its owner's hand.
Enchant creatureEnchanted creature can't block.When Sluggishness is put into a graveyard from the battlefield, return Sluggishness to its owner's hand.
Echo (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)Thran War Machine attacks each combat if able.
Enchant creatureEnchanted creature gets +2/+0 and has trample.When Rancor is put into a graveyard from the battlefield, return Rancor to its owner's hand.
Enchant creatureEnchanted creature has fear. (It can't be blocked except by artifact creatures and/or black creatures.)When Sleeper's Guile is put into a graveyard from the battlefield, return Sleeper's Guile to its owner's hand.
FlashEcho (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.)
