Old school big box goodness!
If you've ever wanted all your analog modulation effects in one pedal, Electro-Harmonix 'The Worm' might be the answer! It offers tremolo, vibrato, and an exclusive "modulated wah phaser." Select your modulation of choice with the Mode knob and then sail through a tremendous amount of tones with sweepable Range and Rate knobs.
This big box modulation boi is lightly used and works great. It includes a power supply ships the next day.