Phantasmic Budding

Whenever one or more counters are put on a creature you control, create that many 1/1 green Saproling creature tokens.
Whenever a player gets one or more counters, add {g} to your mana pool for each counter.
{3}{u}{u}{u}: Each player gets {e}{e}{e}.
{3}{b}{b}{b}: Put a -1/-1 counter on each creature.