Combos Utilizing Proteus-Staff

use staff to search for avatar. when it comes into play, double your life. use staff to put avatar on bottom of library. find another avatar. double life again. driver gives avatar trample

put opponent's creature on bottom of their library. when their next creature comes play, they must sac a land to keep that creature. if you don't like the new creature, use key to untap staff & repeat

put 1/1 myr token from chamber on bottom of your library; it dies. reveal cards from library until you get creature. put it into play & revealed cards on bottom of your library in any order

play a creatureless deck, create a creature with the engine, use proteus staff to search for a creature, stack your deck makesure the first land to come in the bottom be a mountain, use charbelcher ha