For example, enchanting the battlefield before swarming it with tokens, or an opponents grave before executing a devastating wrath effect, Zone of Flame can be a huge thorn in other players sides
Removing a shield counter when a permanent would be dealt damage or destroyed isn't the same as regenerating that permanent
The new Beagle Boys - Small-Time Crooks dual-Ink card is also great because it is a 4-drop card, which was often lacking in Ruby/Sapphire decks, and it can synergize very well with some already strong cards like Maui - Half-Shark
Brainstorm is one of the best draw spells in the game, especially if you have access to ways to shuffle your library, like fetch lands
I love it loads in general multiplayer, but it won't affect many dorks, you have to build around it and it's a big target