First printed in Champions of Kamigawa (2004)
Legendary Artifact — Equipment
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 is put into a graveyard from the battlefield, exile equipped creature.
Equip 
- Illustrated by
- Arnie Swekel
Legality
- Legal in
- Modern, Legacy, Vintage, Penny Dreadful, Commander, Duel Commander, PreDH, Tiny Leaders, Oathbreaker
- Not legal in
- Standard, Pioneer, Pauper, Future Standard, Historic, Timeless, Alchemy, Premodern, Old School 93/94, Gladiator, Pauper Commander, Brawl, Standard Brawl, Competitive Brawl
Ruling (1)
- Oathkeeper's second ability checks whether the card's creature type is Samurai, not whether the creature was a Samurai when it left the battlefield.
Prices
MTGO price: 0.006 TIX, the cheapest non-foil print (average sell price on GoatBots, 1 Nov 2026).
Combos
63 combos, the most popular first:
- Infinite death triggers, Infinite creature ETB…: Ashnod's Altar + Oathkeeper, Takeno's Daisho
- Infinite colored mana, Infinite colorless mana…: Oathkeeper, Takeno's Daisho + Phyrexian Altar + Su-Chi + Xenograft
- Infinite colorless mana, Infinite death triggers…: Blasting Station + Oathkeeper, Takeno's Daisho + Su-Chi + Xenograft
- Infinite colorless mana, Infinite death triggers…: Altar of Dementia + Oathkeeper, Takeno's Daisho + Su-Chi + Xenograft
- Infinite colorless mana, Infinite damage…: Goblin Bombardment + Maskwood Nexus + Oathkeeper, Takeno's Daisho + Su-Chi
- Infinite creature ETB, Infinite creature LTB…: Oathkeeper, Takeno's Daisho + Swordsman, Sharp Scoundrel + Viscera Seer (+ 1 other requirement)
- Infinite creature ETB, Infinite creature LTB…: Oathkeeper, Takeno's Daisho + Sokka and Suki + Woe Strider (+ 1 other requirement)
- Infinite creature ETB, Infinite creature LTB…: Oathkeeper, Takeno's Daisho + Swordsman, Sharp Scoundrel + Thermopod (+ 1 other requirement)
- Infinite +1/+1 counters on a creature, Infinite creature ETB…: Oathkeeper, Takeno's Daisho + Phantom Train + Swordsman, Sharp Scoundrel (+ 1 other requirement)
- Infinite creature ETB, Infinite creature LTB…: Goblin Bombardment + Oathkeeper, Takeno's Daisho + Sokka and Suki (+ 1 other requirement)