Great Crested Booka

Read the stats and strategies for defeating the Great Crested Booka from EarthBound, a game by Shigesato Itoi for the Super NES.
Great Crested Booka's Stats
HP:452
PP:0
Offense:100
Defense:110
Speed:20
Guts:28
Exp:16365
Money:$604
Type:Normal
Starts With:Normal
Where it appears:Scaraba
Great Crested Booka's Resistances
PSI Fire:25% effective
PSI Freeze:75% effective
PSI Flash:50% effective
Paralysis:10% effective
Brainshock:0% effective
Sleep:99% effective
Mirror:50% effective
Additional Great Crested Booka Attributes
SMAAAASH! Probability5.6%
Run away probability
(add 10 after each turn)
(Highest speed among Ness, Paula, Jeff, and Poo, subtracted by 30)%
Instant win against Great Crested Bookanot possible
Probability that attack will miss25%