At the BoomBot Selection screen, press Square, Circle, Circle, Square, Circle, Circle, Square, Circle, Circle, Square, Circle, Circle, Select, Select, Select. Then, pause gameplay and press Circle + Square + Triangle for One-Hit Kills CPU Opponent. Or, press Circle + Square for CPU Opponent has 100 Health Less.
Unlock All Characters and Levels
At the BoomBot Selection screen, press Square, Square, Square, Square, Circle, Circle, Circle, Circle, Square, Square, Square, Square, Select, Select, Select.
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