Potion Shop Worker

{t}: Add {g} to your mana pool. Put a result counter on Potion Shop Worker.
{x}{u/b}: X is the number of result counters on Potion Shop Worker. Add a number of {g} to your mana pool equal to X. Target creature gains deathtouch until end of turn.
"Bottle of Hair Growth, Bottle of Destruction...
Ah! Here it is! Bottle of Gardening!"