You need blockers thatll last you an entire round, not to mention that most decks run tons of utility creatures that are way more useful when not attacking
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Double strike.When Drizzt Do'Urden enters the battlefield, create Guenhwyvar, a legendary 4/1 green Cat creature token with trample.Whenever a creature dies, if it had power greater than Drizzts power, put a number of +1/+1 counters on Drizzt equal to the difference
If, at that time, the total power of creatures you control is no longer 8 or greater, the ability will have no effect
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The card can be nice in an EDH flier tribal deck with Sephara, Sky's Blade or Errant and Giada as commanders or a deck with many flying tokens