Terramorphic Expanse [Commander 2015] San Diego Comic-Con 2017 You can only use this

You can only use this effect of "Glass Slippers" once per turn

also unaffected by Spell/Trap effects

Set: Mirrodin Besieged Type: Artifact Creature — Construct Rarity: Uncommon Cost: {4} When Peace Strider enters the battlefield

{2}{R}: Harbinger of the Hunt deals 1 damage to each creature without flying

Terramorphic Expanse [Commander 2015] San Diego Comic-Con 2017 You can only use thisSet: Commander 2015 Type: Land Rarity: Common {T}, Sacrifice Terramorphic Expanse: Search your library for a basic land card, put it onto the battlefield tapped, then shuffle. Take two steps north into the unsettled future, south into the unquiet past, east into the present day, or west into the great unknown.