Removing a shield counter when a permanent would be dealt damage or destroyed isn't the same as regenerating a permanent
This concept is cool, but it never should have seen print if the game designers cared about balanced game play
Replacement effects that modify how a creature enters the battlefield are applied in the following order: first, control-changing effects (such as Gather Specimens), then copy effects (such as the abilities of Mystic Reflection and Clone), then all other effects
Vial Smasher, Gleeful Grenadier Vial Smasher, Gleeful Grenadier is essentially an outlaw-specific Impact Tremors, which is great to have in a pirate deck
It's none other than the Mothergoose The Goose Mother
Thats pure value in a 5-color legends deck with bombs like Zacama, Primal Calamity or Griselbrand