Magic Orb

You may choose one during your upkeep.
Pay 1 life and get {e}{e} (two energy counters)
Pay 2 life and add +2/+2 to target creature.
Pay 3 life and deal 3 damage to any target.
Pay 5 life and exile Magic Orb, then destroy a
target Enchantment, a target artifact, and a target creature.