Venomancer have two positions: Support 90% / Carry 40%, making the right items, the Venom will be turning in a awesome judge of the TF (considering the high time of your poisons and slows).

This build is for good placing in the lane and for grab some kills for your equipments (even for a support). Stay tuned to the right time to use your skills and harassment.

The mana is a problem for the Venom, keep in mind your mana and your ultimate's range, KEEP IN MIND YOUR MANA, TAKE CARE WITH THAT.