Delahna, Master of Tides

+1: Put up to two Stormtide counters onto two permanents you control. If they are creatures, they gain hexproof and flying until end of turn.
-3: Search your library or graveyard for an instant or sorcery spell, you may cast it without paying its converted mana cost.
-8: Put a 2/2 blue Merfolk creature token with Islandwalk onto the battlefield for each Stormtide counter on each permanent.