Pioneer Masters

Medomai the Ageless | Legendary Creature | Sphinx | Flying Whenever Medomai the Ageless deals combat damage to a player, take an extra turn after this one. Medomai the Ageless can't attack during extra turns. | David Palumbo

Dragonlord Dromoka | Legendary Creature | Elder Dragon | This spell can't be countered. Flying, lifelink Your opponents can't cast spells during your turn. | Eric Deschamps