Batman & the Outsiders v Astonishing X-men

(Only those pictured)

Location: Genosha
Winner by Death or KO

Outsiders
In forum settimgs with all operating at their best

Metamorpho can become knockout gas and drop the entire team of opponents.

Halo can stasis field them allowing only one member at a time to actively fight while all the outsiders take them down one at a time.

Kitty phases the X-Men out of danger. Emma solos the field.

Pretty sure Looker's telepathy feats can't compete.

Emma solos.