Only Ancestral Recall is firmly in the broken bucket with color requirements, because not only is it just that absurd, it is that absurd at any point in the game, whereas topdecking a Mox Sapphire on turn twelve is usually the same as topdecking an Island
Moreover, your strategy is based on card advantage, and starting down a card seriously interferes with that
It heals the creature switching out a bit
Or rather, there is a high possibility that they are posting a different genuine card for the back
Even though Time Vault does very little on its own, the easy combo potential puts it at number five on the best MTG Artifact list
By 2003, the Pokmon Company had established the card game and released it to the public