Boo Blast is the Offensive Power Shot used by Boo in Mario Power Tennis. Upon using it, Boo spins, and Boos gather to form up a Hammer. Upon hitting the tennis ball, the Boos follow it to go and harass the receiver. The Power Shot can stun the player from controlling their time.

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Characters	Major characters	Boo • Bowser • Bowser Jr. • Daisy • Diddy Kong • Donkey Kong • Fly Guy • Koopa Troopa • Luigi • Mario • Paratroopa • Peach • Petey Piranha • Shy Guy • Wario • Waluigi • Wiggler • Yoshi
Courts	Courts	Bowser Castle Court • Delfino Plaza Court • DK Jungle Court • Gooper Blooper Court • Luigi's Mansion Court • Mario Classic Court • Peach Dome (Clay Court • Grass Court • Hard Court) • Wario Factory Court
Power Shots	Offensive	Acrobatic Banana • Anger Management • Barrel Cannon Blast • Boo Blast • Energy Ball • Fire Breath • Iron Hammer • Lightning Spear • Magic Paint • Rainbow Flutter • Sludge Racket • Squeaky Mallet • Super Peach Spin • Thunder Cast Shot • Tornado Twist • Water Bomb • Whirluigi • Wonder Flower
	Defensive	Barrel Jet • Boo Brigade Return • Boomerang Banana Return • Flowerbed Return • Flutter Return • Piranha Swingback • Poltergust Return • Rolling Brush Return • Sky Dive • Spear Dance Return • Spin Jump Return • Spinning Shell Dash • Sweet Kiss Return • Swimming Return • Tornado Return • Ultra-Hand Return • Rolling Egg Return • Water Shell Dash
Cups	World Open	Flower Cup • Mushroom Cup • Star Cup
	Gimmick Masters	Fire Cup • Thunder Cup
	Star Tournament	Moonlight Cup • Planet Cup • Rainbow Cup
Modes	Modes	Event Games • Exhibition • Special Games • Tournament
Special Games	Special Games	Artist on the Court • Balloon Panic • Chain-Chomp Challenge • Coin Collectors • Gooper Blooper Volley • Mecha-Bowser Mayhem • Terror Tennis • Tic-Tac-Glow
Items	Items	Banana • Green Koopa Shell • Lightning • Mushroom • Red Koopa Shell • Star
Miscellaneous	Other	Gallery • Quotes • Walpeach