Gumoria, Queen of Silk

Reach, deathtouch
If at any time a stock counter would be put on a permanant you control you may instead create a
1/2 green Spider creature token with reach.
Spider creatures you control have deathtouch if
you control permanents with 10 or more stock counters on them and also have "{t}: Destroy
target nonland permanent." If you control permanents with 20 or more stock counters on
them.