Sarkhan's Unsealing

Oracle Text
Whenever you cast a creature spell with power 4, 5, or 6, Sarkhan's Unsealing deals 4 damage to any target.
Whenever you cast a creature spell with power 7 or greater, Sarkhan's Unsealing deals 4 damage to each opponent and each creature and planeswalker they control.
Fortunately for EDH players, Sparkcaster and Shivan Wurm both exist. Though they're too expensive for Aluren.
In Standard, you have dinos.
Approach 1: sweltering suns, abrade, lightning strike
Approach 2: Skirk Prospector, Catalyst Elemental, Chandra and/or Jaya