Traversal Reversal

Tier 2 no u
Your last defence against a "no u"
Cannot be blocked with a no u. Higher tier variant required.

Bob: You're mom gay
Jimmy: no u
Bob: traversal reversal

Neglectus Deflectus

A tier 3 "no u" variant.
Level 99 meme skill required
Anything below tier 4 is ineffective and is immediately treated as a "no i"

Bob: You're mom gay
Jimmy: no u
Bob: traversal reversal
Jimmy: Neglectus deflectus!

Mirrium Delirium

Tier 4 "no u" variant. Disorients opponent and inflicts fire damage.

Serial Killer: Imma kill you bitch
Larry: Mirrium Delirium
Serial Killer: Where the fuck you go?