mtg showcase card Magic: The Gathering Secret Lair: Showcase: March of The Machine Vol. 2 (Halo Foil) : Toys & Games and mana of any type can be spent to cast that spell. Borderless Showcase Cards from Magic

The amount of tracking and decision-making lead me to believe this is the least suitable deck for a new player, but its also the most skill-intensive for a veteran

Creature - Beast Phyrexian Phyrexian Swarmlord Infect (This creature deals damage to creatures in the form of -1/-1 counters and to players in the form of poison counters.) At the beginning of your upkeep, create a 1/1 green Phyrexian Insect creature token with infect for each poison counter your opponents have

Its a great, safe starting place to test Emry where Im sure it will play well

Invasion of Theros / Ephara, Ever-Sheltering Invasion of Theros / Ephara, Ever-Sheltering is an awkward card, like all the underpowered battles

Focus on corrupting each opponent first, get some extra cards from your commander, and then decide how youre going to achieve a poison kill