Duelist's Heritage [Commander 2016]Set: Commander 2016 Type: Enchantment Rarity: Rare Cost: {2}{W} Whenever one or more creatures attack, you may have target attacking creature gain double strike until end of turn. The best techniques outlive their creators.

Set: Black & White: Dark Explorers Type: Lightning Rarity: Uncommon Retreat cost: 0

Set: Sun & Moon: Unified Minds Type: Stadium Rarity: Secret Rare

Set: Sword & Shield: Evolving Skies Type: Darkness Rarity: Ultra Rare Retreat cost: Colorless

Set: Base Set Shadowless Unlimited Type: Colorless Rarity: Holo Rare Retreat cost: Colorless

Set: Platinum: Rising Rivals Type: Water Rarity: Holo Rare Retreat cost: Colorless

Set: Neo Discovery 1st Edition Type: Darkness Rarity: Rare Retreat cost: Colorless

Set: EX: Team Magma vs Team Aqua Type: Lightning Rarity: Common Retreat cost: Colorless

Set: Unlimited Edition Type: Enchantment — Aura Rarity: Uncommon Cost: {2}{U}{U} Enchant artifact

Set: Sun & Moon: Black Star Promos Type: Water Rarity: Black Star Promo Retreat cost: Colorless

return that card to the battlefield under your control if it's a Samurai card

Set: World Championships 2017 Type: Psychic Rarity: Common Retreat cost: Colorless

If it's a permanent card