Chamber, Deadeye Assassin

When Chamber, Deadeye Assassin enters the battlefield attach all weapons that are not equipped to Chamber.
{b/r}{r/w}{w/b}: Chamber deals damage equal to double the number of weapons equipped to him activate this ability only once each turn.
{b}{b}: Chamber gains deathtouch until end of turn.
{r}{r}: Chamber gains trample until end of turn.
{w}{w}: Chamber gains first strike until end of turn.