At least his most recent printing, Gerrard, Weatherlight Hero, from Commander 2019 is actually halfway decent
It makes a Blood token when it enters, which gives you card filtering, and you can sacrifice the Harvester later to give a creature -X/-X, where X is tied to how many Blood tokens you have
As one of the defining expansions of the Lorwyn block, Morningtide also appeals to fans looking to complete classic set collections or acquire memorable cards from Magic's history
The Doctor's Tomb is the most impactful though - letting you swap life totals around
Butterfree and Scyther could be weak to Lightning since they're flying Pkm as well
For example, Team Avatar's triggered ability won't trigger if you attack with multiple creatures and all but one of them are removed from combat