Marc, Undefeated Champion

As long as Marc, Undefeated Champion is
equipped, it has haste, trample, indestructible
and gains +1/+1 for every equipment attached
to it.
{r/w}: Attach target equipment you control to
Marc, Undefeated Champion.
{r/w}, Sacrifice target equipment you control:
Search your library for an equipment card,
reveal it and put it into your hand.