Basalt Monolith [Foreign Black Border] Modern Masters Set: Onslaught Type: Enchantment Rarity:

Set: Onslaught Type: Enchantment Rarity: Rare Cost: {2}{R}{R} Whenever a creature enters the battlefield

Set: Alpha Edition Type: Instant Rarity: Rare Cost: {U} Change the text of target spell or permanent by replacing all instances of one color word with another

Set: Commander 2016 Type: Enchantment Rarity: Rare Cost: {3}{W}{W} Whenever a creature enters the battlefield under your control

In the second scenario

Basalt Monolith [Foreign Black Border] Modern Masters Set: Onslaught Type: Enchantment Rarity:Set: Foreign Black Border Type: Artifact Rarity: Uncommon Cost: {3} Basalt Monolith doesn't untap during your untap step. {T}: Add {C}{C}{C}. {3}: Untap Basalt Monolith.