Web [Alpha Edition] Alpha Edition Whenever you cast a creature

Whenever you cast a creature spell of the chosen type

Return target permanent to its owner's hand

change Halfdane's base power and toughness to the power and toughness of target creature other than Halfdane until the end of your next upkeep

" —Imran

Set: Mirrodin Besieged Type: Sorcery Rarity: Rare Cost: {X}{G} Search your library for a green creature card with mana value X or less

Web [Alpha Edition] Alpha Edition Whenever you cast a creatureSet: Alpha Edition Type: Enchantment Aura Rarity: Rare Cost: {G} Enchant creature (Target a creature as you cast this. This card enters the battlefield attached to that creature.) Enchanted creature gets +0 +2 and has reach. (It can block creatures with flying.)