The Mycosynth Gardens

Land - Sphere

: Add .
, : Add one mana of any color.
, : The Mycosynth Gardens becomes a copy of target nontoken artifact you control with mana value X.

As the Invasion Tree grew, its branches pierced through the world's silent core.

2023-02-04 If the copied artifact has {X} in its mana cost, X is 0.
2023-02-04 If the copied artifact is copying something else, then The Mycosynth Gardens becomes a copy of whatever that artifact copied.
2023-02-04 The Mycosynth Gardens copies exactly what was printed on the original artifact and nothing else (unless that permanent is copying something else; see below). It doesn't copy whether that artifact is tapped or untapped, whether it has any counters on it or Auras and Equipment attached to it, and so on.

mtg.wtf