That's much more fun than a conventional board wipe, and makes almost every creature with a targeted damage ability into an optional Olivia Voldaren, which is even more surprising in non-Rakdos colors
You Threaten an opposing dork for turn, with haste and untaps
Theres room in both of these decks for a few pet cards, but the overall decision making process is straightforward, and can be made easier by building to the Four Column principleramp, draw, recursion and removal as top priorities
Anthem for tokens you control
The player can even make Dragonlord Ojutai unblockable and take out a player in one hit with commander damage
Three Visits and Nature's Lore are particularly powerful ramp pieces because they can fetch Triomes for fixing or untapped lands for good sequencing