This green commander is essentially an optional boss fight you can win to get extra cards
Toski, Bearer of Secrets Fun fact: In senior year, Toski was voted Least Likely to be a Typal Commander. An indestructible, uncounterable commander is already really good, and the fact that it has to attack each turn means that it rewards you if you pile it high with auras, equipment, etc
1x Sanguine Bond
The Locust God generates a terrifying number of tokens with this strategy
A lot of these are 4- and 5-drops, and all have different versions of the ways they interact with dead creatures, but many of them are commanders, and all are powerful enough to consider if you're looking to double dip on some powerful ETBs
On the subject of splashing third and fourth colors, I should mention that fixing has been one of the areas where it seems Take Two rules influences drafting phase strategy the most