Im a little bit of a fanboy, so Ill try not to preen a little bit too much - Ive been playing it since the 90s
These come as complete 60-card decks that are tournament legal and built around powerful Pokmon like Charizard V, Gardevoir V, or Rayquaza V
Thalia puts a halt on decks like storm combo all by itself, and its a needed feature to survive fast combo formats like Legacy and Vintage
Sludge Monster If you want to highlight power creep in EDH, then Id be tempted to add enters the battlefield or attacks to the list
And you honestly dont need your opponents to trigger it
Tap: You may put a creature card with converted mana cost equal to the number of charge counters on Aether Vial from your hand onto the battlefield.) This version is much more versatile since you are not locked into a single mana cost, yet it costs two more mana and is in Blue