Drift of Phantasms Transmuting for a 3-drop like Drift of Phantasms is fine, and it gets used quite a bit in the walls decks, it seems, as grabbing a High Alert, Wall of Denial, or Slaughter the Strong is a good thing
The only exceptions to this rule were lands that produced colorless mana but didnt explicitly mention artifacts in any other way, since casting artifacts was somewhat implied
There are ways to use Max's ability: untapping a big mana dork like the Circle of Dreams Druid or Alena, Kessig Trapper could easily let you produce large amounts of mana, or it could let you attack with a large creature and untap it after to have a blocker open
This environment was supercharged by the Lord of the Rings set and its one-of-a-kind, serialized The One Ring card
Suddenly, your pingers and low-damage spells are that much more effective
Abilities that trigger "when [that creature] connives, such as that of Psychic Pickpocket, will trigger