mtg collect evidence cards Analyze the Pollen - Sorcery - It deals damage equal to its power to target creature you dont control. Conspiracy Unraveler MTG - Murders

Ezzaroot Channeler Ezzaroot Channeler provides lifegain decks stellar ramp and even a bit of self-enabling

Silverquill Lecturer: Has nothing to do with this deck theme, but demonstrate is a cool ability to throw on creatures

Theres also something to be said about the polarizing opinions surrounding theft decks

All that being said, Ghalta doesn't actually do anything the turn it enters the battlefield

Cheating an Eldrazi out turn one is the least you can do with this spell, and giving people the opportunity to do pretty much anything they like unrestricted by mana is always dangerous doubly so for multiplayer