I find that its helpful to navigate to the Advanced Filters (the button represented by three horizontal lines), then make sure Collected and Not collected are both highlighted
Wood Elves When this creature enters, search your library for a Forest card, put that card onto the battlefield, then shuffle
Blitzball Stadium is the only mechanically unique artifact in Counter Blitz and is another great payoff for the deck
The chaos effect is fine, although doesnt feel terribly chaotic, and is easy enough to play around, which feels antithetical to the concept of chaos
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