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'Convoke (Your creatures can help cast this spell. Each creature you tap while casting this spell pays for {1} or one mana of that creature's color.)
'Affinity for Mountains (This spell costs {1} less to cast for each Mountain you control.)
Haste
'{2}: Target artifact creature gets +1/+1 until end of turn.
{2}: Target artifact creature gains your choice of flying, trample, or haste until end of turn.
'This creature doesn't untap during your untap step.
At the beginning of your upkeep, you may untap target tapped creature an opponent controls. If you do, untap this creature.
'Whenever this creature becomes blocked, it gets +1/+1 until end of turn for each creature blocking it.
'This creature doesn't untap during your untap step.
Whenever an artifact enters, you may untap this creature.
'Prototype {3}{G} — 3/3 (You may cast this spell with different mana cost, color, and size. It keeps its abilities and types.) When this creature enters, you gain life equal...
'This creature has trample as long as you control a Beast, haste as long as you control a Goblin, first strike as long as you control a Soldier, flying as...
'{3}: This creature gains flying until end of turn.
'{1}{B}: Regenerate this creature.