The two join Karlach and Astarion as BG3 characters who have previously been part of Secret Lair
Think Sword of the Animist, Dreamscape Artist, and Walking Atlas
But similar to the mythic slot, some bad boxes will miss on the high-end rares and provide almost all bulk
If we include both Mutavault and Mishra's Factory, that will leave us with slots for Ruby, Lotus, the four fetches, and five mountains
The cell counter is not used or recognized by any other card, so it is purely a modifier, but I fully expect to attack with three or four creatures with 7+ power so GGs are sure to follow
-3 Make an artifact token with "If a source would deal damage to you, prevent 1 of that damage." -X Add X to your mana pool