Serpent Generator [Legends] HER043 "Knowledge is the greatest tool

"Knowledge is the greatest tool of the mortal mind

Set: Kaladesh Inventions Type: Artifact Creature — Construct Rarity: Mythic Cost: {4}{R}{R} First strike

Set: Diamond & Pearl: Stormfront Type: Grass Rarity: Rare Retreat cost: Colorless

yet never once found the place where the buildings fail

Set: World Championships 2005 Type: Special Energy Rarity: Uncommon

Serpent Generator [Legends] HER043 "Knowledge is the greatest toolSet: Legends Type: Artifact Rarity: Rare Cost: {6} {4}, {T}: Create a 1 1 colorless Snake artifact creature token. It has "Whenever this creature deals damage to a player, that player gets a poison counter." (A player with ten or more poison counters loses the game.)