Strionic Resonator (Borderless) [LCC - 116] Mystery Booster 2 You lose life equal to

You lose life equal to its mana value

they're treated as though they don't exist

When you cast this spell and whenever Cityscape Leveler attacks

that player returns a land he or she controls to its owner’s hand

If you don't

Strionic Resonator (Borderless) [LCC - 116] Mystery Booster 2 You lose life equal toRarity: R #: 116 Creature Type or Sub Type: Artifact Rules Text Contains: 2, T: Copy target triggered ability you control. You may choose new targets for the copy. Flavor: "Akal theorizes that it is some sort of signal, resonating beyond this cavern's physical space. But if so, whoor whatis the signal for?" Huatli's travel journal