The Swarmlord is a six mana 5/5 that comes into play with two +1/+1 counters for each time youve cast your commander from the zone, and also draws cards whenever a creature you control with a counter dies
If the spell was countered, you're out of luck
The front bottom left of some booster boxes say "Each booster pack contains 1 code card
There are a couple of recurring mechanics though, so heres a quick breakdown
Honorable Mention: Merfolk Tunnel-Guide Merfolk Tunnel-Guide is an Arena-only merfolk that delivers a burst of value right away
Magic The Gathering (and Dungeons & Dragons) publisher Wizards of the Coast have the finances and scope to explore third party IP such as Warhammer and The Lord of the Rings, and as the 30th anniversary of Magic: The Gathering approaches theres plenty of other compelling content in the works, including an already revealed 30th anniversary Secret Lair countdown calendar, to be opened like an advent calendar during December