Feed your own fodder to the altar while forced opponent sacrifices trigger every death payoff you own.
Sets your commander and theme, then adds about 25 cards that fit plus 20 lands. You fill in the rest.
The top 40 of 608 cards that fit

#3,058$2.26Tiffany Turrill

#7,167$4.57Todd Lockwood

#5,948$0.30Craig J Spearing

#580$19.27Tony Szczudlo

#794$8.07Chris Rallis

#29,252$0.35Cristi Balanescu

#1,024$14.51Kathleen Neeley & AndWorld Design

#2,732$6.30Marko Manev

#1,392$0.59Zack Stella

#2,018$0.15Slawomir Maniak

#1,257$28.93Wisnu Tan

#4,305$0.33Tyler Jacobson

#14,819$0.59

#1,051$0.23Frank Frazetta

#4,338$6.43Scott Chou

#141$2.61Johannes Voss

#3,220$0.32Dave Kendall

#3,599$0.79Slawomir Maniak

#1,371$0.32Jason Chan

#13,206$22.08

#1,142$2.37Seb McKinnon

#513$24.46

#260$0.99Anna Steinbauer

#6,503$0.36Jehan Choo

#1,761$0.33Jarel Threat

#5,593$8.30

#5,471$0.34

#16,768$0.14Eric Deschamps

#10,311$0.27Maciej Kuciara

#11,146$0.33Bastien L. Deharme

#3,548$0.30Tommy Arnold

#4,459$0.20Randy Gallegos

#12,353$0.29

#225$3.76Johan Grenier

#1,232$0.61Satoru Senda

#1,874$7.23Thomas M. Baxa

#4,279$0.34Shikee

#310$55.44See Machine

#3,847$0.38Vincent Proce

#9,014$0.29