Their trigger reads, Whenever a land enters the battlefield under your control, you may gain control of target creature for as long as you control Roil Elemental. So, basically, as long as you can keep Roil Elemental alive, you can absolutely steal every other Creature on the battlefield
The buyback is reasonable for when you need to keep bouncing, and it plays great at the end of someone's turn
Using Planeswalker Card Abilities Multiverse traveler abilities are the unique aspect of cards
The auctioneers said a Skyridge set, which comprised 332 cards, sold for 18,000 to a UK online bidder online against "fierce competition" from a bidder in the room
What things do you need to worry about
Q: How does the counter mechanic work