Budget Alternatives to Arcane Adaptation

Roshan, Hidden Magister $0.22 3B · Human Assassin Other creatures you control are Assassins in addition to their other types. Realmwright $0.22 U · Vedalken Wizard As this creature enters, choose a basic land type. Radiant Destiny $0.22 2W · Enchantment Ascend Etchings of the Chosen $0.35 1WB · Enchantment As this enchantment enters, choose a creature type. Lifecraft Engine $0.36 3 · Vehicle As this Vehicle enters, choose a creature type. Encroaching Mycosynth $0.41 3U · Artifact Nonland permanents you control are artifacts in addition to their other types. Leyline of Transformation $0.42 2UU · Enchantment If this card is in your opening hand, you may begin the game with it on the battlefield. Rally the Ranks $0.49 1W · Enchantment As this enchantment enters, choose a creature type. Xenograft $0.64 4U · Enchantment As this enchantment enters, choose a creature type. Celestial Dawn $0.69 1WW · Enchantment Lands you control are Plains. Dune Chanter $1.05 2G · Plant Druid Reach