Zedrall, Helm Splitter

Vigilance
Keen — When Zedrall attacks, put X
+1/+1 counters on him, where X is the
number of times he has attacked this turn.
{r/w}{r/w}{r/w}{r/w}{r/w}{r/w}: Untap all creatures that attacked
this turn. After this main phase, there is an additional combat phase followed by an
additional main phase. Activate this ability only
once per turn.