You get your stellar death trigger, then it can be cashed in later as a reanimation spell
If you cannot expect green in the early game stick to the other splash options in the colour
Not a very exciting option and certainly not one of the best picks, but a serviceable option C- Smog Elemental Six mana is a lot to pay for a 3/3 flyer, but it also takes care of opposing aerial threats
Simian Spirit Guide for example, enabled many degenerate combos to achieve their goals a turn faster and allowed players to cast a turn two Blood Moon or a turn one Chalice of the Void before being banned from Modern
Better yet, it's not a two-drop, so the ever-popular Spell Snare can't hit it
For others, it provides a new way to give them something new where their original card was awful or simply hadn't aged well