All it does is make a card colorless regardless of the colors that appear in its mana cost, but it should have no real bearing on your decision-making process
This is a must have collectors piece and, a foil beautiful addition to any collection
Making something a copy after it comes into play means you cant benefit from copied ETB triggers, but you also skip over any detrimental triggers
Time travel says, "For each suspended card you own and each permanent you control with a time counter on it, you may add or remove a time counter." So, you can put out cards like Judoon Enforcers, Star Whale, and Atraxi Warden out early
You won't be able to challenge Evasive characters with any cards except Simba, Returned King, of which you only have one copy
If you haven't cast a spell this turn, you may cast that card