Oathkeeper, Takeno's Daisho [Champions of Kamigawa] Commander Set: From the Vault: Dragons

Set: From the Vault: Dragons Type: Creature — Dragon Rarity: Rare Cost: {5}{B}{B} Flying

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Set: Portal Three Kingdoms Type: Creature — Human Mystic Rarity: Rare Cost: {2}{G} Taoist Mystic can't be blocked by creatures with horsemanship

you may pay {4}

Oathkeeper, Takeno's Daisho [Champions of Kamigawa] Commander Set: From the Vault: DragonsSet: Champions of Kamigawa Type: Legendary Artifact Equipment Rarity: Rare Cost: {3} Equipped creature gets +3 +1. Whenever equipped creature dies, return that card to the battlefield under your control if it's a Samurai card. When Oathkeeper, Takeno's Daisho is put into a graveyard from the battlefield, exile equipped creature. Equip {2}