Earthlink added more pain to losing a creature than ever before, as it made a player sacrifice a land when its creature went into the graveyard and Spectral Shield was the best in protecting a creature, as in addition to the +0/+2 boost it stated that this creature cannot be the target of further spells. There were gold creatures as well, Merieke Ri Berit, the legend, allowed you to gain control of target creature, but the the most widely used and celebrated gold legend from Ice Age was Skeleton Ship
I counted about seven pieces without including the likes of Orzhov LocketOrzhov Locket and Hedron ArchiveHedron Archive, which I'm loathe to count because of all the high cost cards
Its incredibly easy to set up a board state full of creatures, then play a Consuming Tide to get a whole stack of Taeko triggers, before swinging in for lethal commander damage with an unblockable Turtle
This year is the games 25th anniversary so, were talking about a game with something around 150(!) mechanics
Love this Commander loads
Diregraf Colossus obviously pushes you to be very heavily into Zombies, but it doesnt actually reward you for playing the Zombie-token-makers