Let's define some possibilities so it gets easier to talk about them: Full tribal - 10+ cards have a creature type or make tokens of that type
To explain flavor text from the technical point-of-view, it is the italicized words near the bottom of a Magic card that have nothing to do with the actual rules text of the card and does not impact game play in any way (outside of Un-sets, God bless 'em)
the first card spoiled in this article is Heron's Grace Champion, a 3/3 Human Knight with Flash and Lifelink (damage dealt by this card causes its controller to gain that much life)
(2022-10-07) If, for some reason, the creature doesn't have the squad ability when it's on the battlefield, the ability won't trigger, even if you've paid the squad cost one or more times
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