The Great Cave

Awaken the Beast - {6}, {t}: Create a 5/5 dragon creature token that's all colors.
Go Mining - {t}: Roll a d4. If you get a 1, add one
mana of any color. If you get a 2 or a 3, add {c}.
Take Shelter - {3}, {ut}: Put a shelter counter on
target creature.
Explore {dash} {1}: Transform The Great Cave.