Black Lotus (Retro) [30th Anniversary Edition] SV83 I didn't think Mammoths could

I didn't think Mammoths could ever hold a candle to a well-trained battle horse

Set: Sun & Moon: Celestial Storm Type: Grass Rarity: Promo Retreat cost: Colorless

the player can activate mana abilities only if they're from lands that player controls and only if mana they produce is spent to activate other mana abilities of lands the player controls and/or to play that card

Set: EX: Deoxys Type: Metal Rarity: Holo Rare Retreat cost: Colorless

As long as your devotion to blue is less than five

Black Lotus (Retro) [30th Anniversary Edition] SV83 I didn't think Mammoths couldSet: 30th Anniversary Edition Type: Artifact Rarity: Rare Cost: {0} {T}, Sacrifice Black Lotus: Add three mana of any one color.