Yusri, Fortune's Flame A deck built around Yusri, Fortune's Flame can be incredibly powerful
Selvala, Heart of the Wilds Originally released in 2016s Conspiracy: Take the Crown set, Selvala, Heart of the Wilds is a brilliant Elf synergy piece that works well when you plan on dropping Stompy all-stars onto the battlefield after youve created a hefty amount of mana via your Elven mana dorks
Belzenlok is not one of those commanders whose necessary for the deck to work, but when used at the right time can really accelerate your board
The card destroys creatures or enchantments, which gives it great flexibility, and though it forces its caster to lose life equal to the permanent's mana value, that's not such a big deal in Commander where the starting life total is 40
It is not terribly inventive, but it is efficient and effective
With the sheer variety of allies, players can tailor this synergy into many different playstyles with equal effectiveness