Normally, if a spell is too powerful, you add mana to its mana cost, but with a "free spell," often adding mana made the card more powerful
Between borderless cards, woodblock printings, and the character cards, there were tons of different variants to collect
Armored Wolf-Rider Caradora, Heart of Alacria Citadel Castellan Conclave Cavalier Danitha, New Benalia's Light Ellivere of the Wild Court Heron's Grace Champion Juniper Order Ranger Knight of Autumn Knight of New Alara Knight of the Reliquary Knotvine Paladin Ledev Champion Llanowar Knight Oakhame Ranger Raven's Run Dragoon Sidar Kondo of Jamuraa Sigardian Paladin Sir Shandlar of Eberyn Steel Leaf Paladin Steward of Valeron Syr Armont, the Redeemer Veteran Beastrider Wilt-Leaf Cavaliers Wilt-Leaf Liege
It has haste.) Creature - Soldier Rhino Alien Kate Stewart Whenever you put one or more time counters on a permanent you control, create a 1/1 white Soldier creature token