Nicol Bolas is a special Legendary Creature — Elder Dragon card from Time Spiral Timeshifted (TSB), collector number 98. Current market price: $2.38 (foil $29.99), TCGplayer market prices via Scryfall.
Flying At the beginning of your upkeep, sacrifice Nicol Bolas unless you pay {U}{B}{R}. Whenever Nicol Bolas deals damage to an opponent, that player discards their hand.