Every tapped creature carries a lethal bite, and trample and keywords make blockers a losing proposition.
Sets your commander and theme, then adds about 25 cards that fit plus 20 lands. You fill in the rest.
The top 40 of 289 cards that fit

#5,860$0.44Brent Hollowell

#1,591$16.75Lucas Graciano

#6,541$0.41

#14,786$0.37Randy Vargas

#7,964$0.32Scott Murphy

#6,905$2.83Mathias Kollros

#299$23.04Chris Rahn

#528$1.03Daniel Landerman

#4,993$3.32Mark Zug

#6,710$4.86Yeong-Hao Han

#21,096$5.33Victor Adame Minguez

#1,214$35.07Dan Murayama Scott

#20,487$0.34Antonio José Manzanedo

#5,640$0.36Filip Burburan

#1,672$9.32Vincent Proce

#12,309$29.08Wero Gallo

#8,873$0.23Randy Vargas

#14,174$0.29John Tyler Christopher

#3,966$0.14Lars Grant-West

#846$18.84Daarken

#1,127$5.77Chris Rahn

#4,902$1.02

#7,463$5.99Heonhwa

#1,584$2.00Pavel Kolomeyets

#1,523$21.52

#2,256$1.28Nicholas Gregory

#1,862$0.25Ryan Yee

#9,445$0.29

#643$2.96Svetlin Velinov

#6,356$0.05Izzy

#459$1.02Chase Stone

#1,179$11.44Ken Mitchroney

#8,740$79.22Ron Chironna

#13,136$0.20Inkognit

#89$0.51Wisnu Tan

#7,762$15.05

#4,836$2.37Tomasz Jedruszek

#444$7.05Torstein Nordstrand

#1,707$0.19Jeff Miracola

#10,325$0.15Adrián Rodríguez Pérez