Archive Trap Another card thats only really effective in smaller-deck formats like Modern or Draft, Archive Trap can make an opponent mill 13 cards for free if the opponent has searched their library
By skirting around this restriction, Helm of the Host allows you to double up on your Commander or most useful cards with abandon
From a mechanical perspective, this life loss drawback is reminiscent of black cards like Phyrexian Negator or Plague Spitter, but with a redemptive twist built in
I really don't feel like making those alterations (my current PSD makes doing so really awkward, but I might give it a shot later if I decided to redo the blanks from scratch)
Since Mirri, Weatherlight Duelist has first strike, you dont have to worry as much about attacking with it to benefit from its abilities
To compensate, they were forced to cut and paste chunks of cards from one set to the next so that each set wouldn't be too overwhelming