Roiling Vortex 156 (Zendikar Rising)

At the beginning of each player's upkeep, this enchantment deals 1 damage to them. Whenever a player casts a spell, if no mana was spent to cast that spell, this enchantment deals 5 damage to that player. {R}: Your opponents can't gain life this turn.

NM - $3.20
LP - $2.60
MP - $1.90
HP - $1.50
DMG - $1.50