Cyclonic Rift is just two mana and stops a commander that benefits from these spells for a turn
Like most Magic: The Gathering cards, the value of Commodore Guff depends on a few consistent factors: its rarity, the printing and finish (regular or foil), its physical condition, and the set it was printed in (Commander Masters)
At that point in the game, there will be big targets on the board, and being able to remove them will be what you will need to do to win the game
The Doctors of WHO are actually fairly straightforward as legendary creatures
Remember that the enlightened counter is just a reminder, though you cant use The Ozolith to keep the counter going, as its the creature the counter is put on that gains the rule, not the counter itself
Ajani, Nacatl Pariah / Ajani, Nacatl Avenger Ajani, Nacatl Pariah is really missing that green in its color identity