Uninvited Geist [Shadows over Innistrad] SPA Cantico de guerra gruul Discard a card at random:

Discard a card at random: Pyromancy deals damage to any target equal to the converted mana cost of the discarded card

When Aethersphere Harvester enters the battlefield

return Centaur Vinecrasher from your graveyard to your hand

The same is true for spells you control and nonland cards you own that aren't on the battlefield

Goblins Type: Creature — Goblin Mutant Rarity: Uncommon Cost: {2}{R} {7}{R}: Flamewave Invoker deals 5 damage to target player or planeswalker

Uninvited Geist [Shadows over Innistrad] SPA Cantico de guerra gruul Discard a card at random:Set: Shadows over Innistrad Type: Creature Spirit Creature Spirit Uncommon Cost: {2}{U} Uninvited Geist Skulk (This creature can't be blocked by creatures with greater power.) When Uninvited Geist deals combat damage to a player, transform it. Unimpeded Trespasser Unimpeded Trespasser can't be blocked.