Chaotic Terrain

{t}, Roll a six-sided die:
On a 1, add {c} to your mana pool.
2 - Add {w} to your mana pool.
3 - Add {u} to your mana pool.
4 - Add {b} to your mana pool.
5 - Add {r} to your mana pool.
6 - Add {g} to your mana pool.