The effect of Viper, who is the only tuner, is difficult to use, but you can use Kingle to search for it and bring it out with Doberg
Losheel, Clockwork Scholar Losheel, Clockwork Scholar gives artifact creature decks some real oomph thanks to the combination of card draw and protection in combat, which Ive found particularly useful to allow Thopters to attack to trigger cards like Bident of Thassa
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Support Party Member: They're not very impressive on their own, instead being designed as Synchro support, with their later members focusing specifically on the Red Dragon Archfiend monsters
It also has a common effect when it is destroyed, and there is no level limit, but it will be negate, so I would like to revive someone like Graydle who will activate even if it is destroyed
The indestructible element is nice, it greatly reduces the narrow problems and works well with the card having an aggressive bent