Mycosynth Lattice is a mythic Artifact card from Secret Lair Drop (SLD), collector number 1434. Current market price: $54.23, TCGplayer market prices via Scryfall.
All permanents are artifacts in addition to their other types. All cards that aren't on the battlefield, spells, and permanents are colorless. Players may spend mana as though it were mana of any color.