Great Teacher's Decree [Dragons of Tarkir] Bird counter it unless its controller

counter it unless its controller pays {4}

Set: Fifth Edition Type: Enchantment Rarity: Uncommon Cost: {2}{W} {W}

) [When Attacking] You may play 1 yellow level 3 Digimon card from your hand without paying its memory cost

If it comes up tails

Set: Phyrexia: All Will Be One Promos Type: Land Rarity: Rare Razorverge Thicket enters the battlefield tapped unless you control two or fewer other lands

Great Teacher's Decree [Dragons of Tarkir] Bird counter it unless its controllerSet: Dragons of Tarkir Type: Sorcery Rarity: Uncommon Cost: {3}{W} Creatures you control get +2 +1 until end of turn. Rebound (If you cast this spell from your hand, exile it as it resolves. At the beginning of your next upkeep, you may cast this card from exile without paying its mana cost.)