The playing card dimensions of a MTG card are 63.5mm x 88.9mm Here are some other useful measurements to know about Large Playing cards: Standard playing card size mm: 63.5mm x 88.9mm Required bleed: 2mm along each edge Recommended margin: 5mm Rounded corner size: 3.5mm How Thick Are Playing Cards
As far as cards to pitch to Force are concerned, Mantis Riders, Phantasmal Images, Reflector Mages, Meddling Mages, and Unsettled Mariners (potentially) are on the roster
The Amethyst cards in this deck balance out the Amber cards nicely, with more powerful, higher cost cards that can even bring cards back from your discard pile
Are you going for an explosive combo, aggressive tokens, or playing the long game with control elements
Shroofus Sproutsire Missing out on black saproling payoffs like Nemata, Primeval Warden makes Shroofus Sproutsire rather restrictive, but the best saproling cards are green, and this commander snowballs quite quickly
Currently, the cheapest copy of Miku, Divine Diva on TCGplayer is going for $70.50