they may have additional effects like drawing cards, inflicting Special Conditions (Asleep, Burned, Confused, Paralyzed, or Poisoned) or altering the opponent's deck and/or board state
The style of painting looks like someone who just learned how to use dodge and burn in Photoshop
Chord of Calling Worldly Tutor Green Sun's Zenith Finale of Devastation Regrowth Heroic Intervention Tamiyo's Safekeeping Overwhelming Stampede Overrun Veil of Summer Big Creatures Green loves its big creatures , and a comprehensive look at green's biggest and brightest would be an article unto itself
Similarly, The Ring of Power could have a stat boost and optional threat payment to ready the hero
This is usually a three-pronged strategy, relying on sacrifice outlets, sacrifice fodder, and the pivotal 'Blood Artist' effects