Erica Pico VCO is great, deep sounding VCO with 32 selected waves, classical, fattened with sub-oscillator, FM synth and others.

Typically you need several rather expensive modules to generate similar sounds. Extra feature, flip a switch, and you have a versatile LFO!

Features
2 banks, each contains 16 waves
VCO/LFO mode
Voltage controlled wavesurfing
Wave morphing in LFO setting