Magus Lucea Kanes doubling up of X-cost spells, and the Swarmlord turning your creatures with counters into card draw, means there are some really fun strategies here - Tyranid Swarm is a deck that truly does feel like a swarm, and can give you big creatures to attack with, and plenty of tokens back to defend if youre smart
Throne of the Taos Plane: Zaegoth When you planeswalk to this plane or at the beginning of your upkeep, put a 4/4 red Giant creature token onto the battlefield
Each deck features 100 cards, including a legendary creature as the commander, and no duplicate cards except for basic lands
You can also select from a range of templates and styles, adjusting the color scheme, the layout of elements, and the positioning of your card text
Expect plenty of whitening, but no major dings
I offer several replacements for Rift in my Replacements for Commander Staples article, all of which are also significantly cheaper