Indirectly, this makes Yenna a creature token deck, similar to many other Selesnya Commander decks
The reason for this is that design is more art than science
It doesn't copy whether that creature is tapped or untapped, whether it has any counters or stickers on it, and Auras or Equipment attached to it, or any non-copy effects that have changed its power, toughness, types, color, and so on
Interested in making and saving money while playing and collecting Magic the Gathering
One day, he casually mentioned to Randy the idea of creatures that could gain legendary status by achieving some feat
Think of static interaction which includes hatebears, artifacts, and enchantments with static abilities as the seasoning to your deck