Atypical in a sentence as an adjective

Unless you are incredibly atypical the spike in traffic will not last. There's absolutely no basis for assuming that traffic will continue at the spiked rate.

What's atypical about this particular negotiation is that authors are the counterparty that have the most at stake, but have no seat at the negotiating table. They're directly affected by the dispute, but have zero leverage, zero input, and zero recourse for losses incurred in the dispute.

Atypical definitions

adjective

not representative of a group, class, or type; "a group that is atypical of the target audience"; "a class of atypical mosses"; "atypical behavior is not the accepted type of response that we expect from children"

See also: untypical

adjective

deviating from normal expectations; somewhat odd, strange, or abnormal; "these days large families are atypical"; "atypical clinical findings"; "atypical pneumonia"; "highly irregular behavior"

See also: irregular