Mox Opal [Kaladesh Inventions] Ixalan Set: Planechase Type: Creature —

Set: Planechase Type: Creature — Elemental Shaman Rarity: Uncommon Cost: {R} When Flamekin Harbinger enters the battlefield

damage that would reduce your life total to less than 1 reduces it to 1 instead

creatures your opponents control lose hexproof and shroud and can't have hexproof or shroud

and dessert

Mox Opal [Kaladesh Inventions] Ixalan Set: Planechase Type: Creature —Set: Kaladesh Inventions Type: Legendary Artifact Rarity: Mythic Cost: {0} Metalcraft {T}: Add one mana of any color. Activate only if you control three or more artifacts. On loan from a private collection, this unique mechanism extracts power from a carefully prepared gemstone.