Sword of Sinew and Steel (Retro) [Modern Horizons] SM21 you may cast it without

you may cast it without paying its mana cost

Set: From the Vault: Exiled Type: Artifact Rarity: Mythic Cost: {3} As long as Trinisphere is untapped

{T}: Remove target attacking or blocking creature from combat

Set: Unhinged Type: Basic Land — Island Rarity: Common ({T}: Add {U}

banish it instead of sending it to the Graveyard

Sword of Sinew and Steel (Retro) [Modern Horizons] SM21 you may cast it withoutSet: Modern Horizons Type: Artifact Equipment Rarity: Mythic Cost: {3} Equipped creature gets +2 +2 and has protection from black and from red. Whenever equipped creature deals combat damage to a player, destroy up to one target planeswalker and up to one target artifact. Equip {2}