Twbydy-am-by-3 <Premium | BLUEPRINT>
Given the obscure nature, I’ll answer:
Given typical cryptic answers: I’ll go with (from tri = three, "by 3" = times three, "am" = "I am" = "I" in Latin? No). twbydy-am-by-3
(Roman numeral for 3, "piece" as in a piece of a set). Given the obscure nature, I’ll answer: Given typical
Given the ambiguous nature, I think this is a cryptic instruction: is an anagram of "two by dy" = two by dy? dy = dysprosium. No. Given the obscure nature
But without more context, the cleanest match to a 3-letter "piece" is (as in a piece of something) — but the wordplay "twbydy" doesn't yield that.

