Pay the cost, discard Shark Typhoon, and you can create a flying shark token with attack and defence equal to that extra mana you paid.
If an opponent has cards in hand and mana around, you might re-think a certain play because your opponent might do something, like pop a counterspell or combat trick
Dread Return Dread Return is actually similar to Golgari Grave-Troll in the sense that the original reason it was banned was to power down Dredge, which doesn't really have a place as a tier deck in the Modern format
Functionally, these performed similarly to the double-faced cards of March of the Machine , but once Wizards got over the hump of printing double-faced cards, they haven't stopped innovating in this space
Anurid Barkripper I love the art on Anurids, and I love that theyve been erratad to Frogs
If you need a big batch for an event or a gift bundle the price per card might go down with higher quantities