A Homage Guide to Cook, a well-known Invoker player!
This build gives you a very safe early game that helps provide Invoker a solid solution to his-post nerf laning stage.

Key Elements to this Build:
1) Early investment into Quas, and fast Midas
2) Building our Health and Mana Pools before worrying about Regen
3) Early usage of Forge Spirits and Ice Wall
4) Providing Damage outside of Spell Casts
5) Mid-game Pushes and Split Pushes