[Supremache]

Try it:

#include <amxmodx>
#include <amxmisc>
#include <cstrike>
#include <fakemeta_util>

#define PLUGIN "Soccer"
#define VERSION "1.0"
#define AUTHOR "Supremache"

#define ADMIN_FLAG ADMIN_ADMIN

new g_iMaxPlayers

public plugin_init() {
    register_plugin(PLUGIN, VERSION, AUTHOR)
    
    register_clcmd( "say /soccer", "CmdSoccer");
    g_iMaxPlayers = get_maxplayers();
    
}
public CmdSoccer(id)
{
    if(cs_get_user_team(id) != CS_TEAM_CT && get_user_flags(id) != ADMIN_FLAG)
        return PLUGIN_HANDLED;

    for( new i = 1; i < g_iMaxPlayers; i++ ) 
    {
        if( is_user_alive(i) && cs_get_user_team(i) == CS_TEAM_T ) 
        {
            server_cmd( "abh_on 0");
            fm_strip_user_weapons( i );
            fm_give_item( i, "weapon_knife" );
        }
    }
    return PLUGIN_CONTINUE;
}