This is a page of hints and tips!
Here they are!
1. You should not:
Mix Rhubarb with guppycrunchers, since they suffer of hunger and even die!
Choose Nostradamus, 'Nuff said.
You got that?
Buy your first ultravore during an alien attack, because alien + Ultravore=
Kill Destructor when he arrives in the tank, it just makes it harder.
Use Blip in challenge mode, because unless you use hacking, it just makes everything 10 times worse.
Use Walter to punch Presto.
2. You should
Buy an ultravore after alien fights.
Only use Gash in tank 4.
Kill Ulysses before killing Destructor
Keep psychosquid cornered at all times.