Mesmeric Orb (Retro Schematic) [The Brothers' War Retro Artifacts] 040 you can activate this effect

you can activate this effect to remove from play up to one card each from your opponent's hand

Select 1 monster that is removed from play and Special Summon it on your side of the field

Set: Modern Event Deck 2014 Type: Land Rarity: Rare Whenever City of Brass becomes tapped

Other cards can provide temporary boosts while in play (for example

Mesmeric Orb (Retro Schematic) [The Brothers' War Retro Artifacts] 040 you can activate this effectSet: The Brothers' War Retro Artifacts Type: Artifact Rarity: Mythic Cost: {2} Whenever a permanent becomes untapped, that permanent's controller mills a card. "I now believe the strange orb was some kind of Thran security device. Supporting this hteory, I can no longer recall where I found it." Tocasia, journal entry