Give you a statement and table with its title in Markdown format, please determine whether the statement is supported or refuted by, or is unrelated to the table. It'a binary classification problem, you should choose the answer between supported and refuted. Table cells in one row are seperated by '|', and different rows are seperated by '
'.

Table:
| name | original publisher | first appearance | year | date |
| x' hal | dc comics | the new teen titans , vol 1 , 24 | 1982 | october |
| x - 21 | dc comics | action comics , vol 1 , 333 | 1966 | february |
| x - 24 | dc comics | the new titans , vol 1 , 73 | 1991 | february |
| x - 2 - y | dc comics | action comics , vol 1 , 344 | 1966 | december |
| x - 5 super agent | quality comics | hit comics , vol 1 , 1 | 1940 | july |
| x | quality comics | military comics , vol 1 , 1 | 1942 | march |
| xadu , doctor | dc comics | adventure comics , vol 1 , 283 | 1961 | april |
| xanna | gorilla comics / dc comics | empire , vol 1 , 1 | 2000 | may |
| xanthi | dc comics | new titans , vol 1 , 51 | 1989 | january |
| xardo | dc comics | action comics , vol 1 , 325 | 1965 | june |
| xasnu | dc comics | action comics , vol 1 , 278 | 1961 | july |
| xavier , charles | dc comics / marvel comics | dc versus marvel comics , vol 1 , 3 | 1996 | february |
| xax (i) | dc comics | green lantern , vol 2 , 9 | 1961 | december |
| xax (ii) | dc comics | 52 , vol 1 , 31 | 2006 | december |
| x - bomb betty | dc comics | legionnaires , vol 1 , 2 | 1993 | may |
| xebel | dc comics | aquaman , vol 1 , 11 | 1963 | september |
| xeen arrow | dc comics | adventure comics , vol 1 , 253 | 1958 | october |
| xenofobe | dc comics | superman , vol 1 295 | 1976 | january |
| xeo | dc comics | detective comics , vol 1. 260 | 1958 | october |
| xera | dc comics | legion of super - heroes , vol 3 , 32 | 1987 | march |
| xero | dc comics | xero , vol 1 , 1 | 1997 | may |
| xiang - fa | dc comics | green lantern , vol 3 , 19 | 1991 | december |
| xiuhtecutli | dc comics | justice league international , vol 2 , 63 | 1994 | april |
| xl terrestrial | warner bros animation | teen titans (tv series) | 2004 | august 28 |
| xola aq | dc comics | adventure comics , vol 1 , 350 | 1966 | november |
| xolotl | dc comics | 52 , vol 1 , 21 | 2006 | september |
| xombi | milestone media | xombi , vol 1 , 0 | 1994 | january |
| xotar | dc comics | brave and the bold , vol 1 , 29 | 1960 | may |
| xov | dc comics | action comics , 242 | 1958 | july |
| xs | dc comics | legionnaires , vol 1 , 0 | 1994 | october |
| xylpth | dc comics | green lantern , vol 2 , 151 | 1982 | april |
Title:
list of dc comics characters : x
Statement:
there have only been two character to appear in a dc / marvel comics crossover
Answer:
refuted