Elemental (9) // Thopter Double-Sided Token [March of the Machine Tokens] SPA Ensamblador autonomo sacrifice it unless you return

sacrifice it unless you return an untapped Mountain you control to its owner's hand

Set: Commander 2017 Type: Land Uncommon Cost: Jwar Isle Refuge enters the battlefield tapped

Set: Portal Three Kingdoms Type: Creature — Snake Common Cost: {2}{B} Swampwalk (This creature can't be blocked as long as defending player controls a Swamp

The restless geists of common folk often continue their lifelong labors

If a Saproling was sacrificed this way

Elemental (9) // Thopter Double-Sided Token [March of the Machine Tokens] SPA Ensamblador autonomo sacrifice it unless you returnSet: March of the Machine Tokens Type: Token Creature Elemental Rarity: Common Thopter Flying Reverse Type: Token Artifact Creature Thopter Flying