Sunscorch Regent | Creature | Dragon | Flying
Whenever an opponent casts a spell, put a +1/+1 counter on Sunscorch Regent and you gain 1 life. | Matt Stewart
                
                        
                    Icefall Regent | Creature | Dragon | Flying
When Icefall Regent enters the battlefield, tap target creature an opponent controls. That creature doesn't untap during its controller's untap step for as long as you control Icefall Regent.
Spells your opponents cast that target Icefall Regent cost {2} more to cast. | David Gaillet
                
                        
                    Illusory Gains | Enchantment | Aura | Enchant creature
You control enchanted creature.
Whenever a creature enters the battlefield under an opponent's control, attach Illusory Gains to that creature. | Kev Walker
                
                        
                    Sidisi, Undead Vizier | Legendary Creature | Zombie Naga | Deathtouch
Exploit (When this creature enters the battlefield, you may sacrifice a creature.)
When Sidisi, Undead Vizier exploits a creature, you may search your library for a card, put it into your hand, then shuffle. | Min Yum
                
                                    4.5 LSV
                        
                    Berserkers' Onslaught | Enchantment |  | Attacking creatures you control have double strike. | Zoltan Boros
                
                        
                    Necromaster Dragon | Creature | Dragon | Flying
Whenever Necromaster Dragon deals combat damage to a player, you may pay {2}. If you do, create a 2/2 black Zombie creature token and each opponent mills two cards. | Mark Zug
                
                        
                    Silumgar's Command | Instant |  | Choose two —
• Counter target noncreature spell.
• Return target permanent to its owner's hand.
• Target creature gets -3/-3 until end of turn.
• Destroy target planeswalker. | Nils Hamm
                
                        
                    Boltwing Marauder | Creature | Dragon | Flying
Whenever another creature enters the battlefield under your control, target creature gets +2/+0 until end of turn. | Raymond Swanland
                
                        
                    Harbinger of the Hunt | Creature | Dragon | Flying
{2}{R}: Harbinger of the Hunt deals 1 damage to each creature without flying.
{2}{G}: Harbinger of the Hunt deals 1 damage to each other creature with flying. | Aaron Miller