Since it replaces whatever you sacrificed with a Map, you can chain these together or use it in coordination with other sacrifice outlets like Eviscerator's Insight
This is good in two decks: those interested in tons of enters triggers, and decks in a meta swamped with damage-based removal like Blasphemous Act and Star of Extinction
Being combined with tempo cards of the day like Winter Orb, they'd make the cut in powerful decks called "Frozen Fish" and then after the first typal set ever printed, Fallen Empires pushed the Merfolk creature type as a supported group even more
This can be a fun deck to play when everything goes right, but it's a starter deck, so things won't go right often
Equip only as a sorcery.) All that is made can be unmade
Those triggered abilities are unaffected by the original spell being returned to hand, countered, or otherwise removed from the stack