Winding Wurm [Urza's Saga] SPA Chaman corteza eterna Should it die

Should it die

Set: Magic 2015 Type: Legendary Creature — Human Rogue Rare Cost: {2}{G} {2}{G}

Set: Scars of Mirrodin Type: Sorcery Common Cost: {2}{R}{R} Destroy target land

Riddle of Lightning deals damage equal to that card's converted mana cost to that permanent or player

Set: Ixalan Promos Type: Instant Rare Cost: {3}{U}{U} Counter target spell

Winding Wurm [Urza's Saga] SPA Chaman corteza eterna Should it dieSet: Urza's Saga Type: Creature Wurm Common Cost: {4}{G} Echo {4}{G} (At the beginning of your upkeep, if this came under your control since the beginning of your last upkeep, sacrifice it unless you pay its echo cost.) Entire trees were stripped of their bark and branches by the wurm's writhing path.