Blade Historian (Extended Art) [Strixhaven: School of Mages] SM108 the player can activate mana

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

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Blade Historian (Extended Art) [Strixhaven: School of Mages] SM108 the player can activate manaSet: Strixhaven: School of Mages Type: Creature Human Cleric Rarity: Rare Cost: {R W}{R W}{R W}{R W} Attacking creatures you control have double strike.