Orc Alchemist

At the beginning of your upkeep, reveal the top card of your library. You may choose to exile revealed card, if you do not exile revealed card, place it on top of your library.
If you exile a revealed land, add 3 mana of any color to your mana pool.
If you exile a revealed creature card, return target creature from your graveyard to your hand.
If you exile any other card type, deal 2 damage to target opponent, creature, or planeswalker opponent controls.