Flying

When Fell Rider enters, Amass Horrors 2. (To amass Horrors 2 put 2 +1/+1 counters on an Army you control. It’s also a Horror. If you don’t control an Army, create a 0/0 black Horror Army creature token first.)

Swampcycling {2} ({2}, Discard this card: Search your library for a Swamp card, reveal it, and put it into your hand, then shuffle.)

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