What abilities does Poliwrath have
Its important to remember that Wizards of the Coast still forbids the use of proxies in any officially sanctioned tournaments and their use is considered cheating in that setting
The only drawback I see is that it only triggers once per turn, but it's still pretty sweet with other ones dinos like Etali, Primal Conqueror
The Delta Species Mew Star, with a PSA 10 population of just 67, features unique blue artwork and premium price appeal
Opening on two one-drops and Drill Bit is also a much better setup for Spawn of Mayhem, often taking their Lava Coil or Cast Down so the powerful three-drop is set to start attacking rather than run into a removal spell and leave you with a stack of 2/1s staring at a Jadelight Ranger
No one ever even considered playing the "fixed" version of these cards, Staff of the Ages from Ice Age, and that is an artifact that stops all landwalk for 3 mana