It costs mana, but doesn't cost life, and if you're feeling generous you could even target a different player
, Discard a card: Draw a card
C cube Steam Augry Jhoira of the Ghitu Nivmagus Elemental Wee Dragonauts Mystic Retrieval Nivix Cyclops Winterflame Frenetic Efreet Izzet Staticaster Nin, the Pain Artist Cerebral Vortex Counterflux Epic Experiment Hypersonic Dragon Spellheart Chimera Gelectrode B cube Niv-Mizzet, Dracogenius Desperate Ravings Frostburn Wierd Prophetic Bolt Keranos, God of the Storms 8
Changed Yara Greyjoy, Lady Reaper of Pyke
Theres a reasonable case for it being higher, however, particularly given the growing number of potential combos with it that dont just rely on other broken cards to work
Others might think that 310 holds a reference to Ancient Greek numerology, while magicians will probably tell you that 310 refers to 31/10, World Magic Day