The shaves to the typical manabase likely form some combination of Ancient Ziggurat or Unclaimed Territory for a Sunbaked Canyon, and possibly the Island for the Waterlogged Grove, but I will need to go into the lab to figure out the right formula
Providing token support, card draw, and substantial damage with double strike, Calgar will be a solid piece in the 99 or at the helm of his own deck
Later expansions brought newer elder dragons as well as remakes from the first elder dragons
The Moment's last ability will destroy itself before you can sacrifice it if there are two or more time counters on it as its last ability resolves
Through this ability, you can continuously buff up Rex with all sorts of abilities while at the same time permanently removing problematic cards from your opponents graveyard
When companies go too limited with rare cards, like Magic: The Gathering producing one unique The One Ring card, or too saturated, it often leads to a mixture of chaos and frustration among collectors who will do anything to get their hands on what they need or simply accept defeat before they even start trying
